ceil, trunc, round: Fix gcc warnings.

[pspp] / lib / unistd.in.h

diff --git a/lib/unistd.in.h b/lib/unistd.in.h
index 6bd326459d541c1890f0398145caf48a1093bd49..6fe77230ef2fe17622b2d16821b0deeea72ae5ad 100644 (file)
--- a/lib/unistd.in.h
+++ b/lib/unistd.in.h
@@ -88,9 +88,11 @@
 # include <io.h>
 #endif
 
-/* AIX and OSF/1 5.1 declare getdomainname in <netdb.h>, not in <unistd.h>.  */
+/* AIX and OSF/1 5.1 declare getdomainname in <netdb.h>, not in <unistd.h>.
+   NonStop Kernel declares gethostname in <netdb.h>, not in <unistd.h>.  */
 /* But avoid namespace pollution on glibc systems.  */
-#if @GNULIB_GETDOMAINNAME@ && (defined _AIX || defined __osf__) \
+#if ((@GNULIB_GETDOMAINNAME@ && (defined _AIX || defined __osf__)) \
+     || (@GNULIB_GETHOSTNAME@ && defined __TANDEM)) \
     && !defined __GLIBC__
 # include <netdb.h>
 #endif
@@ -435,6 +437,10 @@ _GL_EXTERN_C void _gl_unregister_fd (int fd);
 _GL_EXTERN_C int _gl_register_dup (int oldfd, int newfd);
 _GL_EXTERN_C const char *_gl_directory_name (int fd);
 
+# else
+#  if !@HAVE_DECL_FCHDIR@
+_GL_FUNCDECL_SYS (fchdir, int, (int /*fd*/));
+#  endif
 # endif
 _GL_CXXALIAS_SYS (fchdir, int, (int /*fd*/));
 _GL_CXXALIASWARN (fchdir);
@@ -650,7 +656,8 @@ _GL_CXXALIAS_RPL (gethostname, int, (char *name, size_t len));
 _GL_FUNCDECL_SYS (gethostname, int, (char *name, size_t len)
                                     _GL_ARG_NONNULL ((1)));
 #  endif
-/* Need to cast, because on Solaris 10 systems, the second parameter is
+/* Need to cast, because on Solaris 10 and OSF/1 5.1 systems, the second
+   parameter is
                                                       int len.  */
 _GL_CXXALIAS_SYS_CAST (gethostname, int, (char *name, size_t len));
 # endif
@@ -707,13 +714,22 @@ _GL_WARN_ON_USE (getlogin, "getlogin is unportable - "
      ${LOGNAME-$USER}        on Unix platforms,
      $USERNAME               on native Windows platforms.
  */
-# if !@HAVE_DECL_GETLOGIN_R@
+# if @REPLACE_GETLOGIN_R@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define getlogin_r rpl_getlogin_r
+#  endif
+_GL_FUNCDECL_RPL (getlogin_r, int, (char *name, size_t size)
+                                   _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (getlogin_r, int, (char *name, size_t size));
+# else
+#  if !@HAVE_DECL_GETLOGIN_R@
 _GL_FUNCDECL_SYS (getlogin_r, int, (char *name, size_t size)
                                    _GL_ARG_NONNULL ((1)));
-# endif
+#  endif
 /* Need to cast, because on Solaris 10 systems, the second argument is
                                                      int size.  */
 _GL_CXXALIAS_SYS_CAST (getlogin_r, int, (char *name, size_t size));
+# endif
 _GL_CXXALIASWARN (getlogin_r);
 #elif defined GNULIB_POSIXCHECK
 # undef getlogin_r
@@ -976,16 +992,10 @@ _GL_WARN_ON_USE (lseek, "lseek does not fail with ESPIPE on pipes on some "
 /* Create a pipe, defaulting to O_BINARY mode.
    Store the read-end as fd[0] and the write-end as fd[1].
    Return 0 upon success, or -1 with errno set upon failure.  */
-# if @HAVE_PIPE@
-#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-#   define pipe rpl_pipe
-#  endif
-_GL_FUNCDECL_RPL (pipe, int, (int fd[2]) _GL_ARG_NONNULL ((1)));
-_GL_CXXALIAS_RPL (pipe, int, (int fd[2]));
-# else
+# if !@HAVE_PIPE@
 _GL_FUNCDECL_SYS (pipe, int, (int fd[2]) _GL_ARG_NONNULL ((1)));
-_GL_CXXALIAS_SYS (pipe, int, (int fd[2]));
 # endif
+_GL_CXXALIAS_SYS (pipe, int, (int fd[2]));
 _GL_CXXALIASWARN (pipe);
 #elif defined GNULIB_POSIXCHECK
 # undef pipe
@@ -1250,7 +1260,7 @@ _GL_FUNCDECL_RPL (ttyname_r, int,
 _GL_CXXALIAS_RPL (ttyname_r, int,
                   (int fd, char *buf, size_t buflen));
 # else
-#  if !@HAVE_TTYNAME_R@
+#  if !@HAVE_DECL_TTYNAME_R@
 _GL_FUNCDECL_SYS (ttyname_r, int,
                   (int fd, char *buf, size_t buflen) _GL_ARG_NONNULL ((2)));
 #  endif