gettid.2, open.2, seccomp.2, pthread_mutex_consistent.3, signal.7, xattr.7: Put SEE ALSO entries in alphabetical order

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

man2/gettid.2

@@ -81,8 +81,8 @@ is the same as its thread ID (the value returned by
 .BR clone (2),
 .BR fcntl (2),
 .BR fork (2),
-.BR getpid (2),
 .BR get_robust_list (2),
+.BR getpid (2),
 .\" .BR kcmp (2),
 .BR ioprio_set (2),
 .\" .BR move_pages (2),

man2/open.2

@@ -1863,8 +1863,8 @@ is ignored).
 .BR mknod (2),
 .BR mmap (2),
 .BR mount (2),
-.BR openat2 (2),
 .BR open_by_handle_at (2),
+.BR openat2 (2),
 .BR read (2),
 .BR socket (2),
 .BR stat (2),

man2/seccomp.2

@@ -1124,11 +1124,11 @@ Various pages from the
 .I libseccomp
 library, including:
 .BR scmp_sys_resolver (1),
+.BR seccomp_export_bpf (3),
 .BR seccomp_init (3),
 .BR seccomp_load (3),
-.BR seccomp_rule_add (3),
 and
-.BR seccomp_export_bpf (3).
+.BR seccomp_rule_add (3).
 .PP
 The kernel source files
 .IR Documentation/networking/filter.txt

man3/pthread_mutex_consistent.3

@@ -99,8 +99,8 @@ See
 .SH SEE ALSO
 .ad l
 .nh
-.BR pthread_mutexattr_init (3),
 .BR pthread_mutex_lock (3),
+.BR pthread_mutexattr_init (3),
 .BR pthread_mutexattr_getrobust (3),
 .BR pthread_mutexattr_setrobust (3),
 .BR pthreads (7)

man7/signal.7

@@ -875,9 +875,9 @@ for further details.
 .BR clone (2),
 .BR getrlimit (2),
 .BR kill (2),
+.BR pidfd_send_signal (2),
 .BR restart_syscall (2),
 .BR rt_sigqueueinfo (2),
-.BR pidfd_send_signal (2),
 .BR setitimer (2),
 .BR setrlimit (2),
 .BR sgetmask (2),

man7/xattr.7

@@ -186,10 +186,10 @@ This page was formerly named
 .\" and the SGI XFS development team,
 .\" .RI < linux-xfs@oss.sgi.com >.
 .SH SEE ALSO
+.BR attr (1),
 .BR getfattr (1),
 .BR setfattr (1),
 .BR getxattr (2),
-.BR attr (1),
 .BR ioctl_iflags (2),
 .BR listxattr (2),
 .BR removexattr (2),