X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=m4%2Fsys_select_h.m4;h=b1914fb80f0c05651f6ba4723283a5f0e0b582ba;hb=7d7ec7650cd840f005ddd6dd886dd1036802fd63;hp=f7fd18aab1675bdd49849468eef81c474466640d;hpb=350d202a28a8744d20a693930a30d012e9e3cdaa;p=gnulib.git

diff --git a/m4/sys_select_h.m4 b/m4/sys_select_h.m4
index f7fd18aab..b1914fb80 100644
--- a/m4/sys_select_h.m4
+++ b/m4/sys_select_h.m4
@@ -1,4 +1,4 @@
-# sys_select_h.m4 serial 19
+# sys_select_h.m4 serial 20
 dnl Copyright (C) 2006-2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -32,10 +32,18 @@ AC_DEFUN([gl_HEADER_SYS_SELECT],
              [AC_LANG_PROGRAM([[#include <sys/select.h>]], [[
                   #undef memset
                   #define memset nonexistent_memset
-                  extern void *memset (void *, int, unsigned long);
+                  extern
+                  #ifdef __cplusplus
+                  "C"
+                  #endif
+                  void *memset (void *, int, unsigned long);
                   #undef bzero
                   #define bzero nonexistent_bzero
-                  extern void bzero (void *, unsigned long);
+                  extern
+                  #ifdef __cplusplus
+                  "C"
+                  #endif
+                  void bzero (void *, unsigned long);
                   fd_set fds;
                   FD_ZERO (&fds);
                 ]])