Merge branch 'emacs-25' of /home/acm/emacs/emacs.git/emacs-25 into emacs-25

2 files changed, 14 insertions, 11 deletions

diff --git a/lib/sys_select.in.h b/lib/sys_select.in.h
index f7b260d2ad5..9a2622f9789 100644
--- a/lib/sys_select.in.h
+++ b/lib/sys_select.in.h
@@ -81,8 +81,9 @@
    of 'struct timeval', and no definition of this type.
    Also, Mac OS X, AIX, HP-UX, IRIX, Solaris, Interix declare select()
    in <sys/time.h>.
-   But avoid namespace pollution on glibc systems.  */
-# ifndef __GLIBC__
+   But avoid namespace pollution on glibc systems and "unknown type
+   name" problems on Cygwin.  */
+# if !(defined __GLIBC__ || defined __CYGWIN__)
 #  include <sys/time.h>
 # endif
 
@@ -100,10 +101,11 @@
 #endif
 
 /* Get definition of 'sigset_t'.
-   But avoid namespace pollution on glibc systems.
+   But avoid namespace pollution on glibc systems and "unknown type
+   name" problems on Cygwin.
    Do this after the include_next (for the sake of OpenBSD 5.0) but before
    the split double-inclusion guard (for the sake of Solaris).  */
-#if !(defined __GLIBC__ && !defined __UCLIBC__)
+#if !((defined __GLIBC__ || defined __CYGWIN__) && !defined __UCLIBC__)
 # include <signal.h>
 #endif
 
@@ -289,12 +291,15 @@ _GL_WARN_ON_USE (pselect, "pselect is not portable - "
 #   define select rpl_select
 #  endif
 _GL_FUNCDECL_RPL (select, int,
-                  (int, fd_set *, fd_set *, fd_set *, struct timeval *));
+                  (int, fd_set *restrict, fd_set *restrict, fd_set *restrict,
+                   struct timeval *restrict));
 _GL_CXXALIAS_RPL (select, int,
-                  (int, fd_set *, fd_set *, fd_set *, struct timeval *));
+                  (int, fd_set *restrict, fd_set *restrict, fd_set *restrict,
+                   struct timeval *restrict));
 # else
 _GL_CXXALIAS_SYS (select, int,
-                  (int, fd_set *, fd_set *, fd_set *, struct timeval *));
+                  (int, fd_set *restrict, fd_set *restrict, fd_set *restrict,
+                   struct timeval *restrict));
 # endif
 _GL_CXXALIASWARN (select);
 #elif @HAVE_WINSOCK2_H@
diff --git a/lib/time_rz.c b/lib/time_rz.c
index bc801275b6d..55b764ea8b3 100644
--- a/lib/time_rz.c
+++ b/lib/time_rz.c
@@ -47,8 +47,6 @@ enum { DEFAULT_MXFAST = 64 * sizeof (size_t) / 4 };
    used.  */
 enum { ABBR_SIZE_MIN = DEFAULT_MXFAST - offsetof (struct tm_zone, abbrs) };
 
-static char const TZ[] = "TZ";
-
 /* Magic cookie timezone_t value, for local time.  It differs from
    NULL and from all other timezone_t values.  Only the address
    matters; the pointer is never dereferenced.  */
@@ -205,7 +203,7 @@ tzfree (timezone_t tz)
 static char *
 getenv_TZ (void)
 {
-  return getenv (TZ);
+  return getenv ("TZ");
 }
 #endif
 
@@ -213,7 +211,7 @@ getenv_TZ (void)
 static int
 setenv_TZ (char const *tz)
 {
-  return tz ? setenv (TZ, tz, 1) : unsetenv (TZ);
+  return tz ? setenv ("TZ", tz, 1) : unsetenv ("TZ");
 }
 #endif