diff --git a/NEWS b/NEWS
index 0a3b6c7a5a..1e66be0d11 100644
--- a/NEWS
+++ b/NEWS
@@ -22,6 +22,9 @@ Deprecated and removed features, and other changes affecting compatibility:
   definitions in libc will be used automatically, which have been available
   since glibc 2.17.
 
+* The obsolete and never-implemented XSI STREAMS header files <stropts.h>
+  and <sys/stropts.h> have been removed.
+
 Changes to build and runtime requirements:
 
 * GCC 6.2 or later is required to build the GNU C Library.
diff --git a/bits/stropts.h b/bits/stropts.h
deleted file mode 100644
index 1e8742f3b6..0000000000
--- a/bits/stropts.h
+++ /dev/null
@@ -1,230 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#ifndef _STROPTS_H
-# error "Never include <bits/stropts.h> directly; use <stropts.h> instead."
-#endif
-
-#ifndef _BITS_STROPTS_H
-#define _BITS_STROPTS_H	1
-
-#include <bits/types.h>
-
-/* Macros used as `request' argument to `ioctl'.  */
-#define __SID		('S' << 8)
-
-#define I_NREAD	    (__SID | 1)	/* Counts the number of data bytes in the data
-				   block in the first message.  */
-#define I_PUSH	    (__SID | 2)	/* Push STREAMS module onto top of the current
-				   STREAM, just below the STREAM head.  */
-#define I_POP	    (__SID | 3)	/* Remove STREAMS module from just below the
-				   STREAM head.  */
-#define I_LOOK	    (__SID | 4)	/* Retrieve the name of the module just below
-				   the STREAM head and place it in a character
-				   string.  */
-#define I_FLUSH	    (__SID | 5)	/* Flush all input and/or output.  */
-#define I_SRDOPT    (__SID | 6)	/* Sets the read mode.  */
-#define I_GRDOPT    (__SID | 7)	/* Returns the current read mode setting.  */
-#define I_STR	    (__SID | 8)	/* Construct an internal STREAMS `ioctl'
-				   message and send that message downstream. */
-#define I_SETSIG    (__SID | 9)	/* Inform the STREAM head that the process
-				   wants the SIGPOLL signal issued.  */
-#define I_GETSIG    (__SID |10) /* Return the events for which the calling
-				   process is currently registered to be sent
-				   a SIGPOLL signal.  */
-#define I_FIND	    (__SID |11) /* Compares the names of all modules currently
-				   present in the STREAM to the name pointed to
-				   by `arg'.  */
-#define I_LINK	    (__SID |12) /* Connect two STREAMs.  */
-#define I_UNLINK    (__SID |13) /* Disconnects the two STREAMs.  */
-#define I_PEEK	    (__SID |15) /* Allows a process to retrieve the information
-				   in the first message on the STREAM head read
-				   queue without taking the message off the
-				   queue.  */
-#define I_FDINSERT  (__SID |16) /* Create a message from the specified
-				   buffer(s), adds information about another
-				   STREAM, and send the message downstream.  */
-#define I_SENDFD    (__SID |17) /* Requests the STREAM associated with `fildes'
-				   to send a message, containing a file
-				   pointer, to the STREAM head at the other end
-				   of a STREAMS pipe.  */
-#define I_RECVFD    (__SID |14) /* Non-EFT definition.  */
-#define I_SWROPT    (__SID |19) /* Set the write mode.  */
-#define I_GWROPT    (__SID |20) /* Return the current write mode setting.  */
-#define I_LIST	    (__SID |21) /* List all the module names on the STREAM, up
-				   to and including the topmost driver name. */
-#define I_PLINK	    (__SID |22) /* Connect two STREAMs with a persistent
-				   link.  */
-#define I_PUNLINK   (__SID |23) /* Disconnect the two STREAMs that were
-				   connected with a persistent link.  */
-#define I_FLUSHBAND (__SID |28) /* Flush only band specified.  */
-#define I_CKBAND    (__SID |29) /* Check if the message of a given priority
-				   band exists on the STREAM head read
-				   queue.  */
-#define I_GETBAND   (__SID |30) /* Return the priority band of the first
-				   message on the STREAM head read queue.  */
-#define I_ATMARK    (__SID |31) /* See if the current message on the STREAM
-				   head read queue is "marked" by some module
-				   downstream.  */
-#define I_SETCLTIME (__SID |32) /* Set the time the STREAM head will delay when
-				   a STREAM is closing and there is data on
-				   the write queues.  */
-#define I_GETCLTIME (__SID |33) /* Get current value for closing timeout.  */
-#define I_CANPUT    (__SID |34) /* Check if a certain band is writable.  */
-
-
-/* Used in `I_LOOK' request.  */
-#define FMNAMESZ	8	/* compatibility w/UnixWare/Solaris.  */
-
-/* Flush options.  */
-#define FLUSHR		0x01	/* Flush read queues.  */
-#define FLUSHW		0x02	/* Flush write queues.  */
-#define FLUSHRW		0x03	/* Flush read and write queues.  */
-#ifdef __USE_GNU
-# define FLUSHBAND	0x04	/* Flush only specified band.  */
-#endif
-
-/* Possible arguments for `I_SETSIG'.  */
-#define S_INPUT		0x0001	/* A message, other than a high-priority
-				   message, has arrived.  */
-#define S_HIPRI		0x0002	/* A high-priority message is present.  */
-#define S_OUTPUT	0x0004	/* The write queue for normal data is no longer
-				   full.  */
-#define S_MSG		0x0008	/* A STREAMS signal message that contains the
-				   SIGPOLL signal reaches the front of the
-				   STREAM head read queue.  */
-#define S_ERROR		0x0010	/* Notification of an error condition.  */
-#define S_HANGUP	0x0020	/* Notification of a hangup.  */
-#define S_RDNORM	0x0040	/* A normal message has arrived.  */
-#define S_WRNORM	S_OUTPUT
-#define S_RDBAND	0x0080	/* A message with a non-zero priority has
-				   arrived.  */
-#define S_WRBAND	0x0100	/* The write queue for a non-zero priority
-				   band is no longer full.  */
-#define S_BANDURG	0x0200	/* When used in conjunction with S_RDBAND,
-				   SIGURG is generated instead of SIGPOLL when
-				   a priority message reaches the front of the
-				   STREAM head read queue.  */
-
-/* Option for `I_PEEK'.  */
-#define RS_HIPRI	0x01	/* Only look for high-priority messages.  */
-
-/* Options for `I_SRDOPT'.  */
-#define RNORM		0x0000	/* Byte-STREAM mode, the default.  */
-#define RMSGD		0x0001	/* Message-discard mode.   */
-#define RMSGN		0x0002	/* Message-nondiscard mode.   */
-#define RPROTDAT	0x0004	/* Deliver the control part of a message as
-				   data.  */
-#define RPROTDIS	0x0008	/* Discard the control part of a message,
-				   delivering any data part.  */
-#define RPROTNORM	0x0010	/* Fail `read' with EBADMSG if a message
-				   containing a control part is at the front
-				   of the STREAM head read queue.  */
-#ifdef __USE_GNU
-# define RPROTMASK	0x001C	/* The RPROT bits */
-#endif
-
-/* Possible mode for `I_SWROPT'.  */
-#define SNDZERO		0x001	/* Send a zero-length message downstream when a
-				   `write' of 0 bytes occurs.  */
-#ifdef __USE_GNU
-# define SNDPIPE	0x002	/* Send SIGPIPE on write and putmsg if
-				   sd_werror is set.  */
-#endif
-
-/* Arguments for `I_ATMARK'.  */
-#define ANYMARK		0x01	/* Check if the message is marked.  */
-#define LASTMARK	0x02	/* Check if the message is the last one marked
-				   on the queue.  */
-
-/* Argument for `I_UNLINK'.  */
-#ifdef __USE_GNU
-# define MUXID_ALL	(-1)	/* Unlink all STREAMs linked to the STREAM
-				   associated with `fildes'.  */
-#endif
-
-
-/* Macros for `getmsg', `getpmsg', `putmsg' and `putpmsg'.  */
-#define MSG_HIPRI	0x01	/* Send/receive high priority message.  */
-#define MSG_ANY		0x02	/* Receive any message.  */
-#define MSG_BAND	0x04	/* Receive message from specified band.  */
-
-/* Values returned by getmsg and getpmsg */
-#define MORECTL		1	/* More control information is left in
-				   message.  */
-#define MOREDATA	2	/* More data is left in message.  */
-
-
-/* Structure used for the I_FLUSHBAND ioctl on streams.  */
-struct bandinfo
-  {
-    unsigned char bi_pri;
-    int bi_flag;
-  };
-
-struct strbuf
-  {
-    int maxlen;		/* Maximum buffer length.  */
-    int len;		/* Length of data.  */
-    char *buf;		/* Pointer to buffer.  */
-  };
-
-struct strpeek
-  {
-    struct strbuf ctlbuf;
-    struct strbuf databuf;
-    t_uscalar_t flags;			/* UnixWare/Solaris compatibility.  */
-  };
-
-struct strfdinsert
-  {
-    struct strbuf ctlbuf;
-    struct strbuf databuf;
-    t_uscalar_t flags;			/* UnixWare/Solaris compatibility.  */
-    int fildes;
-    int offset;
-  };
-
-struct strioctl
-  {
-    int ic_cmd;
-    int ic_timout;
-    int ic_len;
-    char *ic_dp;
-  };
-
-struct strrecvfd
-  {
-    int fd;
-    uid_t uid;
-    gid_t gid;
-    char __fill[8];			/* UnixWare/Solaris compatibility */
-  };
-
-
-struct str_mlist
-  {
-    char l_name[FMNAMESZ + 1];
-  };
-
-struct str_list
-  {
-    int sl_nmods;
-    struct str_mlist *sl_modlist;
-  };
-
-#endif /* bits/stropts.h */
diff --git a/bits/xtitypes.h b/bits/xtitypes.h
deleted file mode 100644
index 92c8bca888..0000000000
--- a/bits/xtitypes.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/* bits/xtitypes.h -- Define some types used by <bits/stropts.h>.  Generic.
-   Copyright (C) 2002-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#ifndef _STROPTS_H
-# error "Never include <bits/xtitypes.h> directly; use <stropts.h> instead."
-#endif
-
-#ifndef _BITS_XTITYPES_H
-#define _BITS_XTITYPES_H	1
-
-#include <bits/types.h>
-
-/* This type is used by some structs in <bits/stropts.h>.  */
-typedef __SLONGWORD_TYPE __t_scalar_t;
-typedef __ULONGWORD_TYPE __t_uscalar_t;
-
-
-#endif /* bits/xtitypes.h */
diff --git a/conform/Makefile b/conform/Makefile
index 77709b86b9..f4314bc179 100644
--- a/conform/Makefile
+++ b/conform/Makefile
@@ -55,7 +55,7 @@ conformtest-headers-XPG4 := $(conformtest-headers-ISO) cpio.h dirent.h \
 # XPG42 includes XTI, but xti.h is outside the scope of these tests.
 conformtest-headers-XPG42 := $(conformtest-headers-XPG4) arpa/inet.h fmtmsg.h \
 			    libgen.h ndbm.h netdb.h netinet/in.h poll.h \
-			    strings.h stropts.h sys/mman.h sys/resource.h \
+			    strings.h sys/mman.h sys/resource.h \
 			    sys/socket.h sys/statvfs.h sys/time.h sys/timeb.h \
 			    sys/uio.h sys/un.h syslog.h ucontext.h utmpx.h
 # Missing UNIX98 expectations for: inttypes.h re_comp.h regexp.h.
@@ -66,7 +66,7 @@ conformtest-headers-UNIX98 := $(conformtest-headers-POSIX) arpa/inet.h cpio.h \
 			      dlfcn.h fmtmsg.h ftw.h iconv.h iso646.h \
 			      langinfo.h libgen.h monetary.h ndbm.h netdb.h \
 			      netinet/in.h nl_types.h poll.h search.h \
-			      strings.h stropts.h sys/ipc.h sys/msg.h \
+			      strings.h sys/ipc.h sys/msg.h \
 			      sys/resource.h sys/sem.h sys/shm.h sys/socket.h \
 			      sys/statvfs.h sys/time.h sys/timeb.h sys/uio.h \
 			      sys/un.h syslog.h ucontext.h ulimit.h utmpx.h \
@@ -78,7 +78,7 @@ conformtest-headers-XOPEN2K := $(conformtest-headers-POSIX) arpa/inet.h \
 			       libgen.h monetary.h ndbm.h net/if.h netdb.h \
 			       netinet/in.h netinet/tcp.h nl_types.h poll.h \
 			       search.h spawn.h stdbool.h stdint.h strings.h \
-			       stropts.h sys/ipc.h sys/msg.h sys/resource.h \
+			       sys/ipc.h sys/msg.h sys/resource.h \
 			       sys/select.h sys/sem.h sys/shm.h sys/socket.h \
 			       sys/statvfs.h sys/time.h sys/timeb.h sys/uio.h \
 			       sys/un.h syslog.h tgmath.h ucontext.h ulimit.h \
@@ -89,7 +89,7 @@ conformtest-headers-POSIX2008 := $(conformtest-headers-POSIX) arpa/inet.h \
 				 inttypes.h iso646.h langinfo.h monetary.h \
 				 net/if.h netdb.h netinet/in.h netinet/tcp.h \
 				 nl_types.h poll.h spawn.h stdbool.h stdint.h \
-				 strings.h stropts.h sys/select.h \
+				 strings.h sys/select.h \
 				 sys/socket.h sys/statvfs.h sys/un.h tgmath.h \
 				 wchar.h wctype.h
 # Missing XOPEN2K8 expectations for: trace.h.
diff --git a/conform/data/stropts.h-data b/conform/data/stropts.h-data
deleted file mode 100644
index c4b1343411..0000000000
--- a/conform/data/stropts.h-data
+++ /dev/null
@@ -1,140 +0,0 @@
-#if !defined ISO && !defined ISO99 && !defined ISO11 && !defined POSIX && !defined XPG4
-type {struct bandinfo}
-
-element {struct bandinfo} {unsigned char} bi_pri
-element {struct bandinfo} int bi_flag
-
-type {struct strpeek}
-
-element {struct strpeek} {struct strbuf} ctlbuf
-element {struct strpeek} {struct strbuf} databuf
-element {struct strpeek} t_uscalar_t flags
-
-type {struct strbuf}
-
-element {struct strbuf} int maxlen
-element {struct strbuf} int len
-element {struct strbuf} {char*} buf
-
-type {struct strfdinsert}
-
-element {struct strfdinsert} {struct strbuf} ctlbuf
-element {struct strfdinsert} {struct strbuf} databuf
-element {struct strfdinsert} t_uscalar_t flags
-element {struct strfdinsert} int fildes
-element {struct strfdinsert} int offset
-
-type {struct strioctl}
-
-element {struct strioctl} int ic_cmd
-element {struct strioctl} int ic_timout
-element {struct strioctl} int ic_len
-element {struct strioctl} {char*} ic_dp
-
-type {struct strrecvfd}
-
-element {struct strrecvfd} int fd
-element {struct strrecvfd} uid_t uid
-element {struct strrecvfd} gid_t gid
-
-type uid_t
-type gid_t
-
-type t_uscalar_t
-
-type {struct str_list}
-
-element {struct str_list} int sl_nmods
-element {struct str_list} {struct str_mlist*} sl_modlist
-
-type {struct str_mlist}
-
-element {struct str_mlist} char l_name [FMNAMESZ+1]
-
-macro I_PUSH
-macro I_POP
-macro I_LOOK
-macro FMNAMESZ
-macro I_FLUSH
-macro FLUSHR
-macro FLUSHW
-macro FLUSHRW
-macro I_FLUSHBAND
-macro I_SETSIG
-macro S_RDNORM
-macro S_RDBAND
-macro S_INPUT
-macro S_HIPRI
-macro S_OUTPUT
-macro S_WRNORM
-macro S_WRBAND
-macro S_MSG
-macro S_ERROR
-macro S_HANGUP
-macro S_BANDURG
-macro I_GETSIG
-macro I_FIND
-macro I_PEEK
-macro RS_HIPRI
-macro I_SRDOPT
-macro RNORM
-macro RMSGD
-macro RMSGN
-macro RPROTNORM
-macro RPROTDAT
-macro RPROTDIS
-macro I_GRDOPT
-macro I_NREAD
-macro I_FDINSERT
-macro I_STR
-macro I_SWROPT
-macro SNDZERO
-macro I_GWROPT
-macro I_SENDFD
-macro I_RECVFD
-macro I_LIST
-macro I_ATMARK
-macro ANYMARK
-macro LASTMARK
-macro I_CKBAND
-macro I_GETBAND
-macro I_CANPUT
-macro I_SETCLTIME
-macro I_GETCLTIME
-macro I_LINK
-macro I_UNLINK
-macro I_PLINK
-macro I_PUNLINK
-
-macro MSG_ANY
-macro MSG_BAND
-macro MSG_HIPRI
-macro MORECTL
-macro MOREDATA
-
-function int isastream (int)
-function int getmsg (int, struct strbuf*, struct strbuf*, int*)
-function int getpmsg (int, struct strbuf*, struct strbuf*, int*, int*)
-// Bug 14362: wrong type for ioctl.
-xfail-function int ioctl (int, int, ...)
-function int putmsg (int, const struct strbuf*, const struct strbuf*, int)
-function int putpmsg (int, const struct strbuf*, const struct strbuf*, int, int)
-function int fattach (int, const char*)
-function int fdetach (const char*)
-
-allow-header unistd.h
-
-allow bi_*
-allow ic_*
-allow l_*
-allow sl_*
-allow str_*
-allow FLUSH*
-allow I_*
-allow M_*
-allow MUXID_R*
-allow S_*
-allow SND*
-allow STR*
-allow *_t
-#endif
diff --git a/include/stropts.h b/include/stropts.h
deleted file mode 100644
index 27ab60ac7f..0000000000
--- a/include/stropts.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <streams/stropts.h>
diff --git a/include/sys/stropts.h b/include/sys/stropts.h
deleted file mode 100644
index 711f1502dd..0000000000
--- a/include/sys/stropts.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <streams/sys/stropts.h>
diff --git a/posix/Makefile b/posix/Makefile
index 93c3a290d7..8ac6743ad7 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -64,7 +64,8 @@ routines :=								      \
 	spawnattr_getsigmask spawnattr_getschedpolicy spawnattr_getschedparam \
 	spawnattr_setsigmask spawnattr_setschedpolicy spawnattr_setschedparam \
 	posix_madvise							      \
-	get_child_max sched_cpucount sched_cpualloc sched_cpufree
+	get_child_max sched_cpucount sched_cpualloc sched_cpufree \
+	streams-compat
 
 aux		:= init-posix environ
 tests		:= test-errno tstgetopt testfnm runtests runptests \
diff --git a/posix/streams-compat.c b/posix/streams-compat.c
new file mode 100644
index 0000000000..30e9b5743a
--- /dev/null
+++ b/posix/streams-compat.c
@@ -0,0 +1,101 @@
+/* Compatibility symbols for the unimplemented XSI STREAMS extension.
+   Copyright (C) 1998-2019 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <shlib-compat.h>
+
+#if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_30)
+
+# include <errno.h>
+# include <fcntl.h>
+
+struct strbuf;
+
+int
+attribute_compat_text_section
+fattach (int fildes, const char *path)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+compat_symbol (libc, fattach, fattach, GLIBC_2_1);
+
+int
+attribute_compat_text_section
+fdetach (const char *path)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+compat_symbol (libc, fdetach, fdetach, GLIBC_2_1);
+
+
+int
+attribute_compat_text_section
+getmsg (int fildes, struct strbuf *ctlptr, struct strbuf *dataptr, int *flagsp)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+compat_symbol (libc, getmsg, getmsg, GLIBC_2_1);
+
+int
+attribute_compat_text_section
+getpmsg (int fildes, struct strbuf *ctlptr, struct strbuf *dataptr, int *bandp,
+	 int *flagsp)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+compat_symbol (libc, getpmsg, getpmsg, GLIBC_2_1);
+
+int
+attribute_compat_text_section
+isastream (int fildes)
+{
+  /* In general we do not have a STREAMS implementation and therefore
+     return 0.  But for invalid file descriptors we have to return an
+     error.  */
+  if (__fcntl (fildes, F_GETFD) < 0)
+    return -1;
+
+  /* No STREAM.  */
+  return 0;
+}
+compat_symbol (libc, isastream, isastream, GLIBC_2_1);
+
+int
+attribute_compat_text_section
+putmsg (int fildes, const struct strbuf *ctlptr, const struct strbuf *dataptr,
+	int flags)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+compat_symbol (libc, putmsg, putmsg, GLIBC_2_1);
+
+int
+attribute_compat_text_section
+putpmsg (int fildes, const struct strbuf *ctlptr, const struct strbuf *dataptr,
+	 int band, int flags)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+compat_symbol (libc, putpmsg, putpmsg, GLIBC_2_1);
+
+#endif /* SHLIB_COMPAT */
diff --git a/streams/Makefile b/streams/Makefile
deleted file mode 100644
index 916147f382..0000000000
--- a/streams/Makefile
+++ /dev/null
@@ -1,28 +0,0 @@
-# Copyright (C) 1998-2019 Free Software Foundation, Inc.
-# This file is part of the GNU C Library.
-
-# The GNU C Library is free software; you can redistribute it and/or
-# modify it under the terms of the GNU Lesser General Public
-# License as published by the Free Software Foundation; either
-# version 2.1 of the License, or (at your option) any later version.
-
-# The GNU C Library is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-# Lesser General Public License for more details.
-
-# You should have received a copy of the GNU Lesser General Public
-# License along with the GNU C Library; if not, see
-# <http://www.gnu.org/licenses/>.
-
-#
-#	Makefile for streams.
-#
-subdir	:= streams
-
-include ../Makeconfig
-
-headers		= stropts.h sys/stropts.h bits/stropts.h bits/xtitypes.h
-routines	= isastream getmsg getpmsg putmsg putpmsg fattach fdetach
-
-include ../Rules
diff --git a/streams/Versions b/streams/Versions
deleted file mode 100644
index 9a6f4d756c..0000000000
--- a/streams/Versions
+++ /dev/null
@@ -1,15 +0,0 @@
-libc {
-  GLIBC_2.1 {
-    # f*
-    fattach; fdetach;
-
-    # g*
-    getmsg; getpmsg;
-
-    # i*
-    isastream;
-
-    # p*
-    putmsg; putpmsg;
-  }
-}
diff --git a/streams/fattach.c b/streams/fattach.c
deleted file mode 100644
index 8ab904653a..0000000000
--- a/streams/fattach.c
+++ /dev/null
@@ -1,29 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <stropts.h>
-
-int
-fattach (int fildes, const char *path)
-{
-  __set_errno (ENOSYS);
-  return -1;
-}
-
-
-stub_warning (fattach)
diff --git a/streams/fdetach.c b/streams/fdetach.c
deleted file mode 100644
index 2016b6699a..0000000000
--- a/streams/fdetach.c
+++ /dev/null
@@ -1,29 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <stropts.h>
-
-int
-fdetach (const char *path)
-{
-  __set_errno (ENOSYS);
-  return -1;
-}
-
-
-stub_warning (fdetach)
diff --git a/streams/getmsg.c b/streams/getmsg.c
deleted file mode 100644
index 93bc0ddaf7..0000000000
--- a/streams/getmsg.c
+++ /dev/null
@@ -1,29 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <stropts.h>
-
-int
-getmsg (int fildes, struct strbuf *ctlptr, struct strbuf *dataptr, int *flagsp)
-{
-  __set_errno (ENOSYS);
-  return -1;
-}
-
-
-stub_warning (getmsg)
diff --git a/streams/getpmsg.c b/streams/getpmsg.c
deleted file mode 100644
index b3912d38ab..0000000000
--- a/streams/getpmsg.c
+++ /dev/null
@@ -1,30 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <stropts.h>
-
-int
-getpmsg (int fildes, struct strbuf *ctlptr, struct strbuf *dataptr, int *bandp,
-	 int *flagsp)
-{
-  __set_errno (ENOSYS);
-  return -1;
-}
-
-
-stub_warning (getpmsg)
diff --git a/streams/isastream.c b/streams/isastream.c
deleted file mode 100644
index 328b355c47..0000000000
--- a/streams/isastream.c
+++ /dev/null
@@ -1,33 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <fcntl.h>
-#include <stropts.h>
-
-int
-isastream (int fildes)
-{
-  /* In general we do not have a STREAMS implementation and therefore
-     return 0.  But for invalid file descriptors we have to return an
-     error.  */
-  if (__fcntl (fildes, F_GETFD) < 0)
-    return -1;
-
-  /* No STREAM.  */
-  return 0;
-}
diff --git a/streams/putmsg.c b/streams/putmsg.c
deleted file mode 100644
index f6383b153a..0000000000
--- a/streams/putmsg.c
+++ /dev/null
@@ -1,30 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <stropts.h>
-
-int
-putmsg (int fildes, const struct strbuf *ctlptr, const struct strbuf *dataptr,
-	int flags)
-{
-  __set_errno (ENOSYS);
-  return -1;
-}
-
-
-stub_warning (putmsg)
diff --git a/streams/putpmsg.c b/streams/putpmsg.c
deleted file mode 100644
index fac3d22c5d..0000000000
--- a/streams/putpmsg.c
+++ /dev/null
@@ -1,30 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <stropts.h>
-
-int
-putpmsg (int fildes, const struct strbuf *ctlptr, const struct strbuf *dataptr,
-	 int band, int flags)
-{
-  __set_errno (ENOSYS);
-  return -1;
-}
-
-
-stub_warning (putpmsg)
diff --git a/streams/stropts.h b/streams/stropts.h
deleted file mode 100644
index 97b9428ee8..0000000000
--- a/streams/stropts.h
+++ /dev/null
@@ -1,92 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#ifndef _STROPTS_H
-#define _STROPTS_H	1
-
-#include <features.h>
-#include <bits/types.h>
-#include <bits/xtitypes.h>
-
-#ifndef __gid_t_defined
-typedef __gid_t gid_t;
-# define __gid_t_defined
-#endif
-
-#ifndef __uid_t_defined
-typedef __uid_t uid_t;
-# define __uid_t_defined
-#endif
-
-typedef __t_scalar_t t_scalar_t;
-typedef __t_uscalar_t t_uscalar_t;
-
-/* Get system specific constants.  */
-#include <bits/stropts.h>
-
-
-__BEGIN_DECLS
-
-/* Test whether FILDES is associated with a STREAM-based file.  */
-extern int isastream (int __fildes) __THROW;
-
-/* Receive next message from a STREAMS file.
-
-   This function is a cancellation point and therefore not marked with
-   __THROW.  */
-extern int getmsg (int __fildes, struct strbuf *__restrict __ctlptr,
-		   struct strbuf *__restrict __dataptr,
-		   int *__restrict __flagsp);
-
-/* Receive next message from a STREAMS file, with *FLAGSP allowing to
-   control which message.
-
-   This function is a cancellation point and therefore not marked with
-   __THROW.  */
-extern int getpmsg (int __fildes, struct strbuf *__restrict __ctlptr,
-		    struct strbuf *__restrict __dataptr,
-		    int *__restrict __bandp, int *__restrict __flagsp);
-
-/* Perform the I/O control operation specified by REQUEST on FD.
-   One argument may follow; its presence and type depend on REQUEST.
-   Return value depends on REQUEST.  Usually -1 indicates error.  */
-extern int ioctl (int __fd, unsigned long int __request, ...) __THROW;
-
-/* Send a message on a STREAM.
-
-   This function is a cancellation point and therefore not marked with
-   __THROW.  */
-extern int putmsg (int __fildes, const struct strbuf *__ctlptr,
-		   const struct strbuf *__dataptr, int __flags);
-
-/* Send a message on a STREAM to the BAND.
-
-   This function is a cancellation point and therefore not marked with
-   __THROW.  */
-extern int putpmsg (int __fildes, const struct strbuf *__ctlptr,
-		    const struct strbuf *__dataptr, int __band, int __flags);
-
-/* Attach a STREAMS-based file descriptor FILDES to a file PATH in the
-   file system name space.  */
-extern int fattach (int __fildes, const char *__path) __THROW;
-
-/* Detach a name PATH from a STREAMS-based file descriptor.  */
-extern int fdetach (const char *__path) __THROW;
-
-__END_DECLS
-
-#endif /* stropts.h */
diff --git a/streams/sys/stropts.h b/streams/sys/stropts.h
deleted file mode 100644
index 5b5bc02f40..0000000000
--- a/streams/sys/stropts.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <stropts.h>
diff --git a/sysdeps/ia64/bits/xtitypes.h b/sysdeps/ia64/bits/xtitypes.h
deleted file mode 100644
index f5d5f49c52..0000000000
--- a/sysdeps/ia64/bits/xtitypes.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/* bits/xtitypes.h -- Define some types used by <bits/stropts.h>.  IA64
-   Copyright (C) 2002-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#ifndef _STROPTS_H
-# error "Never include <bits/xtitypes.h> directly; use <stropts.h> instead."
-#endif
-
-#ifndef _BITS_XTITYPES_H
-#define _BITS_XTITYPES_H	1
-
-#include <bits/types.h>
-
-/* This type is used by some structs in <bits/stropts.h>.  */
-typedef __S32_TYPE __t_scalar_t;
-typedef __U32_TYPE __t_uscalar_t;
-
-
-#endif /* bits/xtitypes.h */
diff --git a/sysdeps/posix/sysconf.c b/sysdeps/posix/sysconf.c
index c1929b312f..0c4f9432e8 100644
--- a/sysdeps/posix/sysconf.c
+++ b/sysdeps/posix/sysconf.c
@@ -1116,11 +1116,7 @@ __sysconf (int name)
 #endif
 
     case _SC_STREAMS:
-#ifdef _XOPEN_STREAMS
-      return _XOPEN_STREAMS;
-#else
       return -1;
-#endif
 
     case _SC_HOST_NAME_MAX:
 #ifdef HOST_NAME_MAX
diff --git a/sysdeps/s390/bits/xtitypes.h b/sysdeps/s390/bits/xtitypes.h
deleted file mode 100644
index 2f207845d9..0000000000
--- a/sysdeps/s390/bits/xtitypes.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/* bits/xtitypes.h -- Define some types used by <bits/stropts.h>.  S390/S390x
-   Copyright (C) 2002-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#ifndef _STROPTS_H
-# error "Never include <bits/xtitypes.h> directly; use <stropts.h> instead."
-#endif
-
-#ifndef _BITS_XTITYPES_H
-#define _BITS_XTITYPES_H	1
-
-#include <bits/types.h>
-
-/* This type is used by some structs in <bits/stropts.h>.  */
-typedef __S32_TYPE __t_scalar_t;
-typedef __U32_TYPE __t_uscalar_t;
-
-
-#endif /* bits/xtitypes.h */
diff --git a/sysdeps/unix/inet/Subdirs b/sysdeps/unix/inet/Subdirs
index 0a02dd4447..90791e6e07 100644
--- a/sysdeps/unix/inet/Subdirs
+++ b/sysdeps/unix/inet/Subdirs
@@ -5,4 +5,3 @@ sunrpc
 nis
 nscd
 nss
-streams
diff --git a/sysdeps/unix/sysv/linux/i386/getmsg.c b/sysdeps/unix/sysv/linux/i386/getmsg.c
deleted file mode 100644
index 90a2788feb..0000000000
--- a/sysdeps/unix/sysv/linux/i386/getmsg.c
+++ /dev/null
@@ -1,33 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <stddef.h>
-#include <stropts.h>
-
-#include <sysdep.h>
-#include <sys/syscall.h>
-
-#ifdef __NR_getpmsg
-int
-getmsg (int fildes, struct strbuf *ctlptr, struct strbuf *dataptr, int *flagsp)
-{
-  return INLINE_SYSCALL (getpmsg, 5, fildes, ctlptr, dataptr, NULL, flagsp);
-}
-#else
-# include <streams/getmsg.c>
-#endif
diff --git a/sysdeps/unix/sysv/linux/i386/putmsg.c b/sysdeps/unix/sysv/linux/i386/putmsg.c
deleted file mode 100644
index f1476cc89e..0000000000
--- a/sysdeps/unix/sysv/linux/i386/putmsg.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <stddef.h>
-#include <stropts.h>
-
-#include <sysdep.h>
-#include <sys/syscall.h>
-
-#ifdef __NR_putpmsg
-int
-putmsg (int fildes, const struct strbuf *ctlptr, const struct strbuf *dataptr,
-	int flags)
-{
-  return INLINE_SYSCALL (putpmsg, 5, fildes, ctlptr, dataptr, -1, flags);
-}
-#else
-# include <streams/putmsg.c>
-#endif
diff --git a/sysdeps/unix/sysv/linux/m68k/getmsg.c b/sysdeps/unix/sysv/linux/m68k/getmsg.c
deleted file mode 100644
index 3a1fa08525..0000000000
--- a/sysdeps/unix/sysv/linux/m68k/getmsg.c
+++ /dev/null
@@ -1 +0,0 @@
-#include <sysdeps/unix/sysv/linux/i386/getmsg.c>
diff --git a/sysdeps/unix/sysv/linux/m68k/putmsg.c b/sysdeps/unix/sysv/linux/m68k/putmsg.c
deleted file mode 100644
index ebc1680ca7..0000000000
--- a/sysdeps/unix/sysv/linux/m68k/putmsg.c
+++ /dev/null
@@ -1 +0,0 @@
-#include <sysdeps/unix/sysv/linux/i386/putmsg.c>
diff --git a/sysdeps/unix/sysv/linux/mips/getmsg.c b/sysdeps/unix/sysv/linux/mips/getmsg.c
deleted file mode 100644
index 3a1fa08525..0000000000
--- a/sysdeps/unix/sysv/linux/mips/getmsg.c
+++ /dev/null
@@ -1 +0,0 @@
-#include <sysdeps/unix/sysv/linux/i386/getmsg.c>
diff --git a/sysdeps/unix/sysv/linux/mips/putmsg.c b/sysdeps/unix/sysv/linux/mips/putmsg.c
deleted file mode 100644
index ebc1680ca7..0000000000
--- a/sysdeps/unix/sysv/linux/mips/putmsg.c
+++ /dev/null
@@ -1 +0,0 @@
-#include <sysdeps/unix/sysv/linux/i386/putmsg.c>
diff --git a/sysdeps/unix/sysv/linux/powerpc/getmsg.c b/sysdeps/unix/sysv/linux/powerpc/getmsg.c
deleted file mode 100644
index 3a1fa08525..0000000000
--- a/sysdeps/unix/sysv/linux/powerpc/getmsg.c
+++ /dev/null
@@ -1 +0,0 @@
-#include <sysdeps/unix/sysv/linux/i386/getmsg.c>
diff --git a/sysdeps/unix/sysv/linux/powerpc/putmsg.c b/sysdeps/unix/sysv/linux/powerpc/putmsg.c
deleted file mode 100644
index ebc1680ca7..0000000000
--- a/sysdeps/unix/sysv/linux/powerpc/putmsg.c
+++ /dev/null
@@ -1 +0,0 @@
-#include <sysdeps/unix/sysv/linux/i386/putmsg.c>
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index 544ab5d54a..25424e1399 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -20,7 +20,6 @@ getegid		-	getegid		Ei:	__getegid	getegid
 geteuid		-	geteuid		Ei:	__geteuid	geteuid
 getpgid		-	getpgid		i:i	__getpgid	getpgid
 getpgrp		-	getpgrp		Ei:	getpgrp
-getpmsg		-	getpmsg		i:ipppp	getpmsg
 getppid		-	getppid		Ei:	__getppid	getppid
 getresuid	-	getresuid	i:ppp	getresuid
 getresgid	-	getresgid	i:ppp	getresgid
@@ -46,7 +45,6 @@ pipe		-	pipe		i:f	__pipe		pipe
 pipe2		-	pipe2		i:fi	__pipe2		pipe2
 pivot_root	EXTRA	pivot_root	i:ss	pivot_root
 prctl		EXTRA	prctl		i:iiiii	__prctl		prctl
-putpmsg		-	putpmsg		i:ippii	putpmsg
 query_module	EXTRA	query_module	i:sipip	__compat_query_module	query_module@GLIBC_2.0:GLIBC_2.23
 quotactl	EXTRA	quotactl	i:isip	quotactl
 remap_file_pages -	remap_file_pages i:piiii	__remap_file_pages remap_file_pages
diff --git a/sysdeps/x86/bits/xtitypes.h b/sysdeps/x86/bits/xtitypes.h
deleted file mode 100644
index 4d045415a8..0000000000
--- a/sysdeps/x86/bits/xtitypes.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/* bits/xtitypes.h -- Define some types used by <bits/stropts.h>.  x86-64.
-   Copyright (C) 2002-2019 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#ifndef _STROPTS_H
-# error "Never include <bits/xtitypes.h> directly; use <stropts.h> instead."
-#endif
-
-#ifndef _BITS_XTITYPES_H
-#define _BITS_XTITYPES_H	1
-
-#include <bits/types.h>
-
-/* This type is used by some structs in <bits/stropts.h>.  */
-typedef __SLONG32_TYPE __t_scalar_t;
-typedef __ULONG32_TYPE __t_uscalar_t;
-
-
-#endif /* bits/xtitypes.h */
