From: Richard M. Stallman <rms@gnu.org>
Date: Sun, 4 Feb 1996 20:13:47 +0000 (+0000)
Subject: [POSIX_SIGNALS] (sigsetmask): Don't define if already defined.
X-Git-Tag: emacs-19.34~1373
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=cc210d67649f027421f03c60f7e2035d103edcb3;p=emacs.git

[POSIX_SIGNALS] (sigsetmask): Don't define if already defined.
---

diff --git a/src/syssignal.h b/src/syssignal.h
index 0bac2acebc7..7cf7261cc06 100644
--- a/src/syssignal.h
+++ b/src/syssignal.h
@@ -52,7 +52,9 @@ extern sigset_t sys_sigmask ();
 #define sigpause(SIG)    sys_sigpause (SIG)
 #define sigblock(SIG)    sys_sigblock (SIG)
 #define sigunblock(SIG)  sys_sigunblock (SIG)
+#ifndef sigsetmask
 #define sigsetmask(SIG)  sys_sigsetmask (SIG)
+#endif
 #define sighold(SIG)     ONLY_USED_IN_BSD_4_1
 #define sigrelse(SIG)    ONLY_USED_IN_BSD_4_1
 #undef signal