(sigpause): Don't define if already defined.

diff --git a/src/syssignal.h b/src/syssignal.h
index b7e646a2787e2e945410ba77d61e39860d5f42d5..2645d9a82c95cf7357f568efe1a91951f68544f6 100644 (file)
--- a/src/syssignal.h
+++ b/src/syssignal.h
@@ -49,7 +49,9 @@ extern sigset_t sys_sigmask ();
 #endif /* ! defined (__GNUC__) */
 #endif
 
+#ifndef sigpause
 #define sigpause(SIG)    sys_sigpause (SIG)
+#endif
 #define sigblock(SIG)    sys_sigblock (SIG)
 #define sigunblock(SIG)  sys_sigunblock (SIG)
 #ifndef sigsetmask