mtx: New module.

* lib/mtx.c: New file.
* modules/mtx: New file.
* doc/posix-functions/call_once.texi: Mention the new module.
* doc/posix-functions/mtx_init.texi: Likewise.
* doc/posix-functions/mtx_lock.texi: Likewise.
* doc/posix-functions/mtx_trylock.texi: Likewise.
* doc/posix-functions/mtx_timedlock.texi: Likewise.
* doc/posix-functions/mtx_unlock.texi: Likewise.
* doc/posix-functions/mtx_destroy.texi: Likewise.

7 files changed, 28 insertions, 28 deletions

diff --git a/doc/posix-functions/call_once.texi b/doc/posix-functions/call_once.texi
index c3b10fb5a4..84b9dfe1f2 100644
--- a/doc/posix-functions/call_once.texi
+++ b/doc/posix-functions/call_once.texi
@@ -10,15 +10,15 @@ Documentation:@*
 @url{https://www.gnu.org/software/libc/manual/html_node/Call-Once.html}.
 @end ifnotinfo
 
-Gnulib module: ---
+Gnulib module: mtx
 
 Portability problems fixed by Gnulib:
 @itemize
+@item
+This function is missing on many platforms:
+glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
 
 Portability problems not fixed by Gnulib:
 @itemize
-@item
-This function is missing on many platforms:
-glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
diff --git a/doc/posix-functions/mtx_destroy.texi b/doc/posix-functions/mtx_destroy.texi
index ec8fe870ac..fda5048167 100644
--- a/doc/posix-functions/mtx_destroy.texi
+++ b/doc/posix-functions/mtx_destroy.texi
@@ -10,15 +10,15 @@ Documentation:@*
 @url{https://www.gnu.org/software/libc/manual/html_node/ISO-C-Mutexes.html}.
 @end ifnotinfo
 
-Gnulib module: ---
+Gnulib module: mtx
 
 Portability problems fixed by Gnulib:
 @itemize
+@item
+This function is missing on many platforms:
+glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
 
 Portability problems not fixed by Gnulib:
 @itemize
-@item
-This function is missing on many platforms:
-glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
diff --git a/doc/posix-functions/mtx_init.texi b/doc/posix-functions/mtx_init.texi
index 867f6a259a..297ad34c8c 100644
--- a/doc/posix-functions/mtx_init.texi
+++ b/doc/posix-functions/mtx_init.texi
@@ -10,15 +10,15 @@ Documentation:@*
 @url{https://www.gnu.org/software/libc/manual/html_node/ISO-C-Mutexes.html}.
 @end ifnotinfo
 
-Gnulib module: ---
+Gnulib module: mtx
 
 Portability problems fixed by Gnulib:
 @itemize
+@item
+This function is missing on many platforms:
+glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
 
 Portability problems not fixed by Gnulib:
 @itemize
-@item
-This function is missing on many platforms:
-glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
diff --git a/doc/posix-functions/mtx_lock.texi b/doc/posix-functions/mtx_lock.texi
index 8e43992efe..958589d290 100644
--- a/doc/posix-functions/mtx_lock.texi
+++ b/doc/posix-functions/mtx_lock.texi
@@ -10,15 +10,15 @@ Documentation:@*
 @url{https://www.gnu.org/software/libc/manual/html_node/ISO-C-Mutexes.html}.
 @end ifnotinfo
 
-Gnulib module: ---
+Gnulib module: mtx
 
 Portability problems fixed by Gnulib:
 @itemize
+@item
+This function is missing on many platforms:
+glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
 
 Portability problems not fixed by Gnulib:
 @itemize
-@item
-This function is missing on many platforms:
-glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
diff --git a/doc/posix-functions/mtx_timedlock.texi b/doc/posix-functions/mtx_timedlock.texi
index 31e766ee42..d42f1aee94 100644
--- a/doc/posix-functions/mtx_timedlock.texi
+++ b/doc/posix-functions/mtx_timedlock.texi
@@ -10,15 +10,15 @@ Documentation:@*
 @url{https://www.gnu.org/software/libc/manual/html_node/ISO-C-Mutexes.html}.
 @end ifnotinfo
 
-Gnulib module: ---
+Gnulib module: mtx
 
 Portability problems fixed by Gnulib:
 @itemize
+@item
+This function is missing on many platforms:
+glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
 
 Portability problems not fixed by Gnulib:
 @itemize
-@item
-This function is missing on many platforms:
-glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
diff --git a/doc/posix-functions/mtx_trylock.texi b/doc/posix-functions/mtx_trylock.texi
index 26c38d6dbd..e5beb6485e 100644
--- a/doc/posix-functions/mtx_trylock.texi
+++ b/doc/posix-functions/mtx_trylock.texi
@@ -10,15 +10,15 @@ Documentation:@*
 @url{https://www.gnu.org/software/libc/manual/html_node/ISO-C-Mutexes.html}.
 @end ifnotinfo
 
-Gnulib module: ---
+Gnulib module: mtx
 
 Portability problems fixed by Gnulib:
 @itemize
+@item
+This function is missing on many platforms:
+glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
 
 Portability problems not fixed by Gnulib:
 @itemize
-@item
-This function is missing on many platforms:
-glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
diff --git a/doc/posix-functions/mtx_unlock.texi b/doc/posix-functions/mtx_unlock.texi
index e7779d8e62..f77ea17f21 100644
--- a/doc/posix-functions/mtx_unlock.texi
+++ b/doc/posix-functions/mtx_unlock.texi
@@ -10,15 +10,15 @@ Documentation:@*
 @url{https://www.gnu.org/software/libc/manual/html_node/ISO-C-Mutexes.html}.
 @end ifnotinfo
 
-Gnulib module: ---
+Gnulib module: mtx
 
 Portability problems fixed by Gnulib:
 @itemize
+@item
+This function is missing on many platforms:
+glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize
 
 Portability problems not fixed by Gnulib:
 @itemize
-@item
-This function is missing on many platforms:
-glibc 2.27, Mac OS X 10.5, FreeBSD 9.3, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, OSF/1 5.1, Solaris 11.3, Cygwin, mingw, MSVC 14, Interix 3.5, BeOS, Android 9.0.
 @end itemize