Various pages: EXAMPLES: Sort includes

Reported-by: clang-tidy(1)
Signed-off-by: Alex Colomar <alx.manpages@gmail.com>

65 files changed, 117 insertions, 108 deletions

diff --git a/man3/CPU_SET.3 b/man3/CPU_SET.3
index 4d0b269b3..968da2b39 100644
--- a/man3/CPU_SET.3
+++ b/man3/CPU_SET.3
@@ -303,9 +303,10 @@ used for dynamically allocated CPU sets.
 .EX
 #define _GNU_SOURCE
 #include <sched.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <stdio.h>
+
 #include <assert.h>
 
 int
diff --git a/man3/bswap.3 b/man3/bswap.3
index 833cd9ee3..8b6ea17e9 100644
--- a/man3/bswap.3
+++ b/man3/bswap.3
@@ -40,11 +40,11 @@ $ \fB./a.out 0x0123456789abcdef\fP
 \&
 .\" SRC BEGIN (bswap.c)
 .EX
-#include <stdio.h>
+#include <byteswap.h>
+#include <inttypes.h>
 #include <stdint.h>
+#include <stdio.h>
 #include <stdlib.h>
-#include <inttypes.h>
-#include <byteswap.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/cacos.3 b/man3/cacos.3
index 56f8912a3..d82b39d86 100644
--- a/man3/cacos.3
+++ b/man3/cacos.3
@@ -59,9 +59,9 @@ C99, POSIX.1-2001, POSIX.1-2008.
 /* Link with "\-lm" */
 
 #include <complex.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <stdio.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/cacosh.3 b/man3/cacosh.3
index d21e47364..d6bb52d71 100644
--- a/man3/cacosh.3
+++ b/man3/cacosh.3
@@ -62,9 +62,9 @@ C99, POSIX.1-2001, POSIX.1-2008.
 /* Link with "\-lm" */
 
 #include <complex.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <stdio.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/catan.3 b/man3/catan.3
index 7ff383e5b..380c69f98 100644
--- a/man3/catan.3
+++ b/man3/catan.3
@@ -59,9 +59,9 @@ C99, POSIX.1-2001, POSIX.1-2008.
 /* Link with "\-lm" */
 
 #include <complex.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <stdio.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/catanh.3 b/man3/catanh.3
index 621ba11a1..3bc3a8d6c 100644
--- a/man3/catanh.3
+++ b/man3/catanh.3
@@ -61,9 +61,9 @@ C99, POSIX.1-2001, POSIX.1-2008.
 /* Link with "\-lm" */
 
 #include <complex.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <stdio.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/clock_getcpuclockid.3 b/man3/clock_getcpuclockid.3
index 4b6d5b559..8fe8bf241 100644
--- a/man3/clock_getcpuclockid.3
+++ b/man3/clock_getcpuclockid.3
@@ -120,9 +120,9 @@ CPU\-time clock for PID 1 is 2.213466748 seconds
 #define _XOPEN_SOURCE 600
 #include <stdint.h>
 #include <stdio.h>
-#include <unistd.h>
 #include <stdlib.h>
 #include <time.h>
+#include <unistd.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/dl_iterate_phdr.3 b/man3/dl_iterate_phdr.3
index ac4297fb4..031b861e7 100644
--- a/man3/dl_iterate_phdr.3
+++ b/man3/dl_iterate_phdr.3
@@ -288,9 +288,9 @@ Name: "/lib64/ld\-linux\-x86\-64.so.2" (7 segments)
 .EX
 #define _GNU_SOURCE
 #include <link.h>
-#include <stdlib.h>
-#include <stdio.h>
 #include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
 
 static int
 callback(struct dl_phdr_info *info, size_t size, void *data)
diff --git a/man3/dlopen.3 b/man3/dlopen.3
index 7e075a562..812283b74 100644
--- a/man3/dlopen.3
+++ b/man3/dlopen.3
@@ -553,9 +553,10 @@ $ \fB./a.out\fP
 \&
 .\" SRC BEGIN (dlopen.c)
 .EX
+#include <dlfcn.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <dlfcn.h>
+
 #include <gnu/lib\-names.h>  /* Defines LIBM_SO (which will be a
                                string such as "libm.so.6") */
 int
diff --git a/man3/duplocale.3 b/man3/duplocale.3
index 8712734ed..a0490beda 100644
--- a/man3/duplocale.3
+++ b/man3/duplocale.3
@@ -121,9 +121,9 @@ ABC
 .EX
 #define _XOPEN_SOURCE 700
 #include <ctype.h>
+#include <locale.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <locale.h>
 
 #define errExit(msg)    do { perror(msg); exit(EXIT_FAILURE); \e
                         } while (0)
diff --git a/man3/encrypt.3 b/man3/encrypt.3
index 9f42c7444..79ea079b7 100644
--- a/man3/encrypt.3
+++ b/man3/encrypt.3
@@ -156,10 +156,10 @@ In glibc 2.2, these functions use the DES algorithm.
 .\" SRC BEGIN (encrypt.c)
 .EX
 #define _XOPEN_SOURCE
+#include <crypt.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <crypt.h>
 
 int
 main(void)
diff --git a/man3/envz_add.3 b/man3/envz_add.3
index c5a7ee309..5c0f98776 100644
--- a/man3/envz_add.3
+++ b/man3/envz_add.3
@@ -145,9 +145,9 @@ These functions are a GNU extension.
 .SH EXAMPLES
 .\" SRC BEGIN (envz_add.c)
 .EX
+#include <envz.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <envz.h>
 
 int
 main(int argc, char *argv[], char *envp[])
diff --git a/man3/fmemopen.3 b/man3/fmemopen.3
index d7f5a383d..4a3a16cf3 100644
--- a/man3/fmemopen.3
+++ b/man3/fmemopen.3
@@ -303,9 +303,9 @@ size=11; ptr=1 529 1849
 .\" SRC BEGIN (fmemopen.c)
 .EX
 #define _GNU_SOURCE
-#include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #define handle_error(msg) \e
     do { perror(msg); exit(EXIT_FAILURE); } while (0)
diff --git a/man3/fmtmsg.3 b/man3/fmtmsg.3
index 8b734ca65..98fc8a152 100644
--- a/man3/fmtmsg.3
+++ b/man3/fmtmsg.3
@@ -274,9 +274,9 @@ vpfmt(), lfmt(), and vlfmt()", and will be removed later.
 .SH EXAMPLES
 .\" SRC BEGIN (fmtmsg.c)
 .EX
+#include <fmtmsg.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <fmtmsg.h>
 
 int
 main(void)
diff --git a/man3/fopencookie.3 b/man3/fopencookie.3
index 68813b136..d68ddacec 100644
--- a/man3/fopencookie.3
+++ b/man3/fopencookie.3
@@ -289,11 +289,11 @@ closing a stream that has already been closed).
 .\" SRC BEGIN (fopencookie.c)
 .EX
 #define _GNU_SOURCE
-#include <sys/types.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <unistd.h>
 #include <string.h>
+#include <sys/types.h>
+#include <unistd.h>
 
 #define INIT_BUF_SIZE 4
 
diff --git a/man3/frexp.3 b/man3/frexp.3
index 0c99b2f71..ad375e472 100644
--- a/man3/frexp.3
+++ b/man3/frexp.3
@@ -117,8 +117,8 @@ frexp(\-4, &e) = \-0.5: \-0.5 * 2\(ha3 = \-4
 \&
 .\" SRC BEGIN (frexp.c)
 .EX
-#include <math.h>
 #include <float.h>
+#include <math.h>
 #include <stdio.h>
 #include <stdlib.h>
 
diff --git a/man3/ftw.3 b/man3/ftw.3
index e1fd7e39a..111c08cc7 100644
--- a/man3/ftw.3
+++ b/man3/ftw.3
@@ -448,10 +448,10 @@ argument when calling
 .EX
 #define _XOPEN_SOURCE 500
 #include <ftw.h>
+#include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <stdint.h>
 
 static int
 display_info(const char *fpath, const struct stat *sb,
diff --git a/man3/get_nprocs_conf.3 b/man3/get_nprocs_conf.3
index e41ea5c17..03e2d04e2 100644
--- a/man3/get_nprocs_conf.3
+++ b/man3/get_nprocs_conf.3
@@ -77,8 +77,8 @@ can be used.
 .PP
 .\" SRC BEGIN (get_nprocs_conf.c)
 .EX
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <sys/sysinfo.h>
 
 int
diff --git a/man3/getaddrinfo.3 b/man3/getaddrinfo.3
index 61a67d542..d4d7afa79 100644
--- a/man3/getaddrinfo.3
+++ b/man3/getaddrinfo.3
@@ -644,13 +644,13 @@ The programs are an echo server and client for UDP datagrams.
 \&
 .\" SRC BEGIN (server.c)
 .EX
-#include <sys/types.h>
+#include <netdb.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <unistd.h>
 #include <string.h>
 #include <sys/socket.h>
-#include <netdb.h>
+#include <sys/types.h>
+#include <unistd.h>
 
 #define BUF_SIZE 500
 
@@ -742,13 +742,13 @@ main(int argc, char *argv[])
 \&
 .\" SRC BEGIN (client.c)
 .EX
-#include <sys/types.h>
-#include <sys/socket.h>
 #include <netdb.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <unistd.h>
 #include <string.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <unistd.h>
 
 #define BUF_SIZE 500
 
diff --git a/man3/getdate.3 b/man3/getdate.3
index a5fbb4e30..cc65ea3a2 100644
--- a/man3/getdate.3
+++ b/man3/getdate.3
@@ -272,9 +272,9 @@ Call 3 ("12:22:33") succeeded:
 .\" SRC BEGIN (getdate.c)
 .EX
 #define _GNU_SOURCE
-#include <time.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <time.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/getgrent_r.3 b/man3/getgrent_r.3
index 085bd2a59..0f734d595 100644
--- a/man3/getgrent_r.3
+++ b/man3/getgrent_r.3
@@ -171,8 +171,8 @@ in the stream with all other threads.
 .EX
 #define _GNU_SOURCE
 #include <grp.h>
-#include <stdio.h>
 #include <stdint.h>
+#include <stdio.h>
 #include <stdlib.h>
 #define BUFLEN 4096
 
diff --git a/man3/getgrouplist.3 b/man3/getgrouplist.3
index 9bfe4869b..efba0eab4 100644
--- a/man3/getgrouplist.3
+++ b/man3/getgrouplist.3
@@ -136,10 +136,10 @@ ngroups = 3
 \&
 .\" SRC BEGIN (getgrouplist.c)
 .EX
-#include <stdio.h>
-#include <stdlib.h>
 #include <grp.h>
 #include <pwd.h>
+#include <stdio.h>
+#include <stdlib.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/getopt.3 b/man3/getopt.3
index 4e28b7e40..a5fb5a312 100644
--- a/man3/getopt.3
+++ b/man3/getopt.3
@@ -429,9 +429,9 @@ which expects an associated value.
 .PP
 .\" SRC BEGIN (getopt.c)
 .EX
-#include <unistd.h>
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
 
 int
 main(int argc, char *argv[])
@@ -481,9 +481,9 @@ with most of its features.
 .PP
 .\" SRC BEGIN (getopt_long.c)
 .EX
+#include <getopt.h>
 #include <stdio.h>     /* for printf */
 #include <stdlib.h>    /* for exit */
-#include <getopt.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/getprotoent_r.3 b/man3/getprotoent_r.3
index d99de8920..7c69124b4 100644
--- a/man3/getprotoent_r.3
+++ b/man3/getprotoent_r.3
@@ -169,10 +169,10 @@ Call failed/record not found
 .EX
 #define _GNU_SOURCE
 #include <ctype.h>
+#include <errno.h>
 #include <netdb.h>
-#include <stdlib.h>
 #include <stdio.h>
-#include <errno.h>
+#include <stdlib.h>
 #include <string.h>
 
 #define MAX_BUF 10000
diff --git a/man3/getpwent_r.3 b/man3/getpwent_r.3
index ea7cb3cdc..e0489b945 100644
--- a/man3/getpwent_r.3
+++ b/man3/getpwent_r.3
@@ -175,8 +175,9 @@ in the stream with all other threads.
 .EX
 #define _GNU_SOURCE
 #include <pwd.h>
-#include <stdio.h>
 #include <stdint.h>
+#include <stdio.h>
+
 #define BUFLEN 4096
 
 int
diff --git a/man3/getpwnam.3 b/man3/getpwnam.3
index 168854b70..3aed16285 100644
--- a/man3/getpwnam.3
+++ b/man3/getpwnam.3
@@ -279,12 +279,12 @@ supplied as a command-line argument.
 .PP
 .\" SRC BEGIN (getpwnam.c)
 .EX
+#include <errno.h>
 #include <pwd.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <errno.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/getservent_r.3 b/man3/getservent_r.3
index d572a066a..078ea7854 100644
--- a/man3/getservent_r.3
+++ b/man3/getservent_r.3
@@ -169,10 +169,10 @@ Call failed/record not found
 .EX
 #define _GNU_SOURCE
 #include <ctype.h>
+#include <errno.h>
 #include <netdb.h>
-#include <stdlib.h>
 #include <stdio.h>
-#include <errno.h>
+#include <stdlib.h>
 #include <string.h>
 
 #define MAX_BUF 10000
diff --git a/man3/getsubopt.3 b/man3/getsubopt.3
index 686b5e252..2b6197e3e 100644
--- a/man3/getsubopt.3
+++ b/man3/getsubopt.3
@@ -159,9 +159,10 @@ The following program expects suboptions following a "\-o" option.
 .\" SRC BEGIN (getsubopt.c)
 .EX
 #define _XOPEN_SOURCE 500
+#include <stdio.h>
 #include <stdlib.h>
+
 #include <assert.h>
-#include <stdio.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/getutent.3 b/man3/getutent.3
index 0c0540ee5..1aeb09bb4 100644
--- a/man3/getutent.3
+++ b/man3/getutent.3
@@ -295,12 +295,12 @@ and
 .PP
 .\" SRC BEGIN (getutent.c)
 .EX
-#include <string.h>
-#include <stdlib.h>
 #include <pwd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
 #include <unistd.h>
 #include <utmp.h>
-#include <time.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/gnu_get_libc_version.3 b/man3/gnu_get_libc_version.3
index 221f9bc96..83e4c07ec 100644
--- a/man3/gnu_get_libc_version.3
+++ b/man3/gnu_get_libc_version.3
@@ -63,9 +63,10 @@ GNU libc release: stable
 \&
 .\" SRC BEGIN (gnu_get_libc_version.c)
 .EX
-#include <gnu/libc\-version.h>
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
+
+#include <gnu/libc\-version.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/hsearch.3 b/man3/hsearch.3
index 0b58fab19..1b35a61c1 100644
--- a/man3/hsearch.3
+++ b/man3/hsearch.3
@@ -287,9 +287,9 @@ some of them.
 .PP
 .\" SRC BEGIN (hsearch.c)
 .EX
+#include <search.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <search.h>
 
 static char *data[] = { "alpha", "bravo", "charlie", "delta",
      "echo", "foxtrot", "golf", "hotel", "india", "juliet",
diff --git a/man3/insque.3 b/man3/insque.3
index 15b6f9544..6683cb3f5 100644
--- a/man3/insque.3
+++ b/man3/insque.3
@@ -151,10 +151,10 @@ That was a circular list
 \&
 .\" SRC BEGIN (insque.c)
 .EX
+#include <search.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <search.h>
 
 struct element {
     struct element *forward;
diff --git a/man3/makecontext.3 b/man3/makecontext.3
index d8cf9284e..a65e5d399 100644
--- a/man3/makecontext.3
+++ b/man3/makecontext.3
@@ -170,9 +170,9 @@ main: exiting
 \&
 .\" SRC BEGIN (makecontext.c)
 .EX
-#include <ucontext.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <ucontext.h>
 
 static ucontext_t uctx_main, uctx_func1, uctx_func2;
 
diff --git a/man3/malloc_info.3 b/man3/malloc_info.3
index 0755674be..7c792de0e 100644
--- a/man3/malloc_info.3
+++ b/man3/malloc_info.3
@@ -167,11 +167,11 @@ glibc 2.13
 .SS Program source
 .\" SRC BEGIN (malloc_info.c)
 .EX
-#include <unistd.h>
-#include <stdlib.h>
-#include <pthread.h>
-#include <malloc.h>
 #include <errno.h>
+#include <malloc.h>
+#include <pthread.h>
+#include <stdlib.h>
+#include <unistd.h>
 
 static size_t blockSize;
 static int numThreads, numBlocks;
diff --git a/man3/mbstowcs.3 b/man3/mbstowcs.3
index 9e22a882e..4de7eda3f 100644
--- a/man3/mbstowcs.3
+++ b/man3/mbstowcs.3
@@ -147,12 +147,12 @@ Wide character string is: Grüße! (6 characters)
 \&
 .\" SRC BEGIN (mbstowcs.c)
 .EX
-#include <wctype.h>
 #include <locale.h>
-#include <wchar.h>
 #include <stdio.h>
-#include <string.h>
 #include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+#include <wctype.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/mcheck.3 b/man3/mcheck.3
index 2d485f2d0..88c4da3e8 100644
--- a/man3/mcheck.3
+++ b/man3/mcheck.3
@@ -181,9 +181,9 @@ Aborted (core dumped)
 \&
 .\" SRC BEGIN (mcheck.c)
 .EX
-#include <stdlib.h>
-#include <stdio.h>
 #include <mcheck.h>
+#include <stdio.h>
+#include <stdlib.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/mq_getattr.3 b/man3/mq_getattr.3
index c1eb9d177..533abc6b7 100644
--- a/man3/mq_getattr.3
+++ b/man3/mq_getattr.3
@@ -181,11 +181,11 @@ $ \fBcat /proc/sys/fs/mqueue/msgsize_default\fP
 \&
 .\" SRC BEGIN (mq_getattr.c)
 .EX
-#include <mqueue.h>
-#include <sys/stat.h>
 #include <fcntl.h>
+#include <mqueue.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/stat.h>
 #include <unistd.h>
 
 #define errExit(msg)    do { perror(msg); exit(EXIT_FAILURE); \e
diff --git a/man3/mq_notify.3 b/man3/mq_notify.3
index d4ec9f5ed..e72189c4a 100644
--- a/man3/mq_notify.3
+++ b/man3/mq_notify.3
@@ -202,12 +202,12 @@ queue and then terminates the process.
 .SS Program source
 .\" SRC BEGIN (mq_notify.c)
 .EX
-#include <pthread.h>
 #include <mqueue.h>
+#include <pthread.h>
+#include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <signal.h>
 
 #define handle_error(msg) \e
     do { perror(msg); exit(EXIT_FAILURE); } while (0)
diff --git a/man3/mtrace.3 b/man3/mtrace.3
index a09e8b5e7..19bcacdd8 100644
--- a/man3/mtrace.3
+++ b/man3/mtrace.3
@@ -129,8 +129,8 @@ The demonstration uses the following program:
 .\" SRC BEGIN (t_mtrace.c)
 .EX
 #include <mcheck.h>
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/newlocale.3 b/man3/newlocale.3
index a300fc622..1307c0554 100644
--- a/man3/newlocale.3
+++ b/man3/newlocale.3
@@ -279,9 +279,9 @@ Te Paraire, te 07 o Poutū\-te\-rangi, 2014 00:38:44 CET
 .\" SRC BEGIN (newlocale.c)
 .EX
 #define _XOPEN_SOURCE 700
+#include <locale.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <locale.h>
 #include <time.h>
 
 #define errExit(msg)    do { perror(msg); exit(EXIT_FAILURE); \e
diff --git a/man3/posix_spawn.3 b/man3/posix_spawn.3
index b60de1faa..bb9c6c8e4 100644
--- a/man3/posix_spawn.3
+++ b/man3/posix_spawn.3
@@ -665,14 +665,14 @@ Child status: exited, status=127
 \&
 .\" SRC BEGIN (posix_spawn.c)
 .EX
+#include <errno.h>
 #include <spawn.h>
 #include <stdint.h>
 #include <stdio.h>
-#include <unistd.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 #include <wait.h>
-#include <errno.h>
 
 #define errExit(msg)    do { perror(msg); \e
                              exit(EXIT_FAILURE); } while (0)
diff --git a/man3/pthread_attr_init.3 b/man3/pthread_attr_init.3
index ddbd3706e..aa3922682 100644
--- a/man3/pthread_attr_init.3
+++ b/man3/pthread_attr_init.3
@@ -149,11 +149,11 @@ Thread attributes:
 .\" SRC BEGIN (pthread_attr_init.c)
 .EX
 #define _GNU_SOURCE     /* To get pthread_getattr_np() declaration */
+#include <errno.h>
 #include <pthread.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <errno.h>
 
 #define handle_error_en(en, msg) \e
         do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)
diff --git a/man3/pthread_cancel.3 b/man3/pthread_cancel.3
index e05bb5f70..5e6ddc4a9 100644
--- a/man3/pthread_cancel.3
+++ b/man3/pthread_cancel.3
@@ -150,9 +150,9 @@ main(): thread was canceled
 \&
 .\" SRC BEGIN (pthread_cancel.c)
 .EX
+#include <errno.h>
 #include <pthread.h>
 #include <stdio.h>
-#include <errno.h>
 #include <stdlib.h>
 #include <unistd.h>
 
diff --git a/man3/pthread_cleanup_push.3 b/man3/pthread_cleanup_push.3
index 0eb38a77d..1cb1e52fe 100644
--- a/man3/pthread_cleanup_push.3
+++ b/man3/pthread_cleanup_push.3
@@ -230,12 +230,12 @@ was nonzero.
 \&
 .\" SRC BEGIN (pthread_cleanup_push.c)
 .EX
+#include <errno.h>
 #include <pthread.h>
-#include <sys/types.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/types.h>
 #include <unistd.h>
-#include <errno.h>
 
 #define handle_error_en(en, msg) \e
         do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)
diff --git a/man3/pthread_create.3 b/man3/pthread_create.3
index f222e5f35..7c95b3ab7 100644
--- a/man3/pthread_create.3
+++ b/man3/pthread_create.3
@@ -266,13 +266,13 @@ Joined with thread 3; returned value was SERVUS
 \&
 .\" SRC BEGIN (pthread_create.c)
 .EX
+#include <ctype.h>
+#include <errno.h>
 #include <pthread.h>
-#include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <unistd.h>
-#include <errno.h>
-#include <ctype.h>
 
 #define handle_error_en(en, msg) \e
         do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)
diff --git a/man3/pthread_getattr_default_np.3 b/man3/pthread_getattr_default_np.3
index ebea8873e..8b752aecb 100644
--- a/man3/pthread_getattr_default_np.3
+++ b/man3/pthread_getattr_default_np.3
@@ -103,10 +103,10 @@ Inherit scheduler:   INHERIT
 .\" SRC BEGIN (pthread_getattr_default_np.c)
 .EX
 #define _GNU_SOURCE
+#include <errno.h>
 #include <pthread.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <errno.h>
 
 #define errExitEN(en, msg) \e
                         do { errno = en; perror(msg); \e
diff --git a/man3/pthread_getattr_np.3 b/man3/pthread_getattr_np.3
index 011e52cda..468bcd381 100644
--- a/man3/pthread_getattr_np.3
+++ b/man3/pthread_getattr_np.3
@@ -179,11 +179,11 @@ Attributes of created thread:
 .\" SRC BEGIN (pthread_getattr_np.c)
 .EX
 #define _GNU_SOURCE     /* To get pthread_getattr_np() declaration */
+#include <errno.h>
 #include <pthread.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <errno.h>
 
 #define handle_error_en(en, msg) \e
         do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)
diff --git a/man3/pthread_getcpuclockid.3 b/man3/pthread_getcpuclockid.3
index fa5369472..76cbe0563 100644
--- a/man3/pthread_getcpuclockid.3
+++ b/man3/pthread_getcpuclockid.3
@@ -100,14 +100,14 @@ Subthread CPU time:        0.992
 .EX
 /* Link with "\-lrt" */
 
-#include <time.h>
-#include <stdio.h>
+#include <errno.h>
+#include <pthread.h>
 #include <stdint.h>
+#include <stdio.h>
 #include <stdlib.h>
-#include <unistd.h>
-#include <pthread.h>
 #include <string.h>
-#include <errno.h>
+#include <time.h>
+#include <unistd.h>
 
 #define handle_error(msg) \e
         do { perror(msg); exit(EXIT_FAILURE); } while (0)
diff --git a/man3/pthread_mutexattr_setrobust.3 b/man3/pthread_mutexattr_setrobust.3
index 3bd646cbd..eedfe1801 100644
--- a/man3/pthread_mutexattr_setrobust.3
+++ b/man3/pthread_mutexattr_setrobust.3
@@ -192,11 +192,11 @@ $ \fB./a.out\fP
 .SS Program source
 .\" SRC BEGIN (pthread_mutexattr_setrobust.c)
 .EX
-#include <stdlib.h>
+#include <errno.h>
+#include <pthread.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <unistd.h>
-#include <pthread.h>
-#include <errno.h>
 
 #define handle_error_en(en, msg) \e
         do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)
diff --git a/man3/pthread_setaffinity_np.3 b/man3/pthread_setaffinity_np.3
index 39e1490cd..3d252c075 100644
--- a/man3/pthread_setaffinity_np.3
+++ b/man3/pthread_setaffinity_np.3
@@ -158,10 +158,10 @@ to check the resulting CPU affinity mask of the thread.
 .\" SRC BEGIN (pthread_setaffinity_np.c)
 .EX
 #define _GNU_SOURCE
+#include <errno.h>
 #include <pthread.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <errno.h>
 
 #define handle_error_en(en, msg) \e
         do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)
diff --git a/man3/pthread_setname_np.3 b/man3/pthread_setname_np.3
index 19ba0f80b..4fa0acdf4 100644
--- a/man3/pthread_setname_np.3
+++ b/man3/pthread_setname_np.3
@@ -141,12 +141,12 @@ THREADFOO
 .\" SRC BEGIN (pthread_setname_np.c)
 .EX
 #define _GNU_SOURCE
+#include <errno.h>
 #include <pthread.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
-#include <errno.h>
-#include <stdlib.h>
 
 #define NAMELEN 16
 
diff --git a/man3/pthread_setschedparam.3 b/man3/pthread_setschedparam.3
index e6ee8362e..c16842045 100644
--- a/man3/pthread_setschedparam.3
+++ b/man3/pthread_setschedparam.3
@@ -226,11 +226,11 @@ is the default for the inherit scheduler attribute.
 .EX
 /* pthreads_sched_test.c */
 
+#include <errno.h>
 #include <pthread.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <errno.h>
 
 #define handle_error_en(en, msg) \e
         do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)
diff --git a/man3/pthread_sigmask.3 b/man3/pthread_sigmask.3
index 1a1c63f99..45d7f4cc7 100644
--- a/man3/pthread_sigmask.3
+++ b/man3/pthread_sigmask.3
@@ -96,12 +96,12 @@ Signal handling thread got signal 10
 \&
 .\" SRC BEGIN (pthread_sigmask.c)
 .EX
+#include <errno.h>
 #include <pthread.h>
+#include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <signal.h>
-#include <errno.h>
 
 /* Simple error handling functions */
 
diff --git a/man3/rand.3 b/man3/rand.3
index d313e91b2..c235170ae 100644
--- a/man3/rand.3
+++ b/man3/rand.3
@@ -193,8 +193,8 @@ when given a particular seed.
 .in +4n
 .\" SRC BEGIN (rand.c)
 .EX
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/rpmatch.3 b/man3/rpmatch.3
index d53fa8e0f..4cd444ed5 100644
--- a/man3/rpmatch.3
+++ b/man3/rpmatch.3
@@ -145,9 +145,9 @@ is applied to the string given in the program's command-line argument.
 .EX
 #define _SVID_SOURCE
 #include <locale.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <stdio.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/rtime.3 b/man3/rtime.3
index f8616a1d3..0a283a8b1 100644
--- a/man3/rtime.3
+++ b/man3/rtime.3
@@ -108,13 +108,14 @@ The result is the localtime of the computer "linux".
 .PP
 .\" SRC BEGIN (rtime.c)
 .EX
+#include <errno.h>
+#include <netdb.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <errno.h>
 #include <string.h>
 #include <time.h>
+
 #include <rpc/auth_des.h>
-#include <netdb.h>
 
 static int use_tcp = 0;
 static const char servername[] = "linux";
diff --git a/man3/sem_wait.3 b/man3/sem_wait.3
index 4ab9e7bb0..82b8444db 100644
--- a/man3/sem_wait.3
+++ b/man3/sem_wait.3
@@ -165,14 +165,15 @@ sem_timedwait() timed out
 \&
 .\" SRC BEGIN (sem_wait.c)
 .EX
-#include <unistd.h>
+#include <errno.h>
+#include <semaphore.h>
+#include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <semaphore.h>
 #include <time.h>
+#include <unistd.h>
+
 #include <assert.h>
-#include <errno.h>
-#include <signal.h>
 
 sem_t sem;
 
diff --git a/man3/setaliasent.3 b/man3/setaliasent.3
index 978ac53ff..6b94fda88 100644
--- a/man3/setaliasent.3
+++ b/man3/setaliasent.3
@@ -145,9 +145,9 @@ It will dump all names in the alias database.
 .\" SRC BEGIN (setaliasent.c)
 .EX
 #include <aliases.h>
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <errno.h>
 
 int
 main(void)
diff --git a/man3/shm_open.3 b/man3/shm_open.3
index 6aa3dff2c..ea429ddd4 100644
--- a/man3/shm_open.3
+++ b/man3/shm_open.3
@@ -291,12 +291,12 @@ on the memory object that is shared between the two programs.
 .in +4n
 .\" SRC BEGIN (pshm_ucase.h)
 .EX
-#include <sys/mman.h>
 #include <fcntl.h>
 #include <semaphore.h>
-#include <sys/stat.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
 #include <unistd.h>
 
 #define errExit(msg)    do { perror(msg); exit(EXIT_FAILURE); \e
@@ -339,6 +339,7 @@ to tell the "send" program that it may now access the shared memory.
    Licensed under GNU General Public License v2 or later.
 */
 #include <ctype.h>
+
 #include "pshm_ucase.h"
 
 int
@@ -431,6 +432,7 @@ on standard output.
    Licensed under GNU General Public License v2 or later.
 */
 #include <string.h>
+
 #include "pshm_ucase.h"
 
 int
diff --git a/man3/stpcpy.3 b/man3/stpcpy.3
index 487ee6d09..86cd71b2e 100644
--- a/man3/stpcpy.3
+++ b/man3/stpcpy.3
@@ -88,8 +88,8 @@ which it then prints.
 .\" SRC BEGIN (stpcpy.c)
 .EX
 #define _GNU_SOURCE
-#include <string.h>
 #include <stdio.h>
+#include <string.h>
 
 int
 main(void)
diff --git a/man3/strcat.3 b/man3/strcat.3
index 6c719dc00..befd989bb 100644
--- a/man3/strcat.3
+++ b/man3/strcat.3
@@ -194,9 +194,9 @@ will provide better performance.)
 .\" SRC BEGIN (strcat.c)
 .EX
 #include <stdint.h>
+#include <stdio.h>
 #include <string.h>
 #include <time.h>
-#include <stdio.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/strftime.3 b/man3/strftime.3
index ce4dcc168..3015788a2 100644
--- a/man3/strftime.3
+++ b/man3/strftime.3
@@ -735,9 +735,9 @@ Result string is "   11"
 \&
 .\" SRC BEGIN (strftime.c)
 .EX
-#include <time.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <time.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/strtol.3 b/man3/strtol.3
index 75973618c..379f5d04d 100644
--- a/man3/strtol.3
+++ b/man3/strtol.3
@@ -238,10 +238,10 @@ strtol: Numerical result out of range
 \&
 .\" SRC BEGIN (strtol.c)
 .EX
-#include <stdlib.h>
+#include <errno.h>
 #include <limits.h>
 #include <stdio.h>
-#include <errno.h>
+#include <stdlib.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/strverscmp.3 b/man3/strverscmp.3
index a78c82180..b56028af6 100644
--- a/man3/strverscmp.3
+++ b/man3/strverscmp.3
@@ -118,9 +118,9 @@ jan1 < jan10
 .\" SRC BEGIN (strverscmp.c)
 .EX
 #define _GNU_SOURCE
-#include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 int
 main(int argc, char *argv[])
diff --git a/man3/tsearch.3 b/man3/tsearch.3
index 0b9e3a185..05380ed4b 100644
--- a/man3/tsearch.3
+++ b/man3/tsearch.3
@@ -256,8 +256,8 @@ in order.
 #define _GNU_SOURCE     /* Expose declaration of tdestroy() */
 #include <search.h>
 #include <stddef.h>
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <time.h>
 
 static void *root = NULL;