[POSIX_SIGNALS] (signal): Undef before defining.

diff --git a/src/syssignal.h b/src/syssignal.h
index 298d79851b8825ffed1b06e0d2a527340eb824a4..b84c402bb2ccbd8bc4590224671ef59edb19cadb 100644 (file)
--- a/src/syssignal.h
+++ b/src/syssignal.h
@@ -54,6 +54,7 @@ extern sigset_t sys_sigmask ();
 #define sigsetmask(SIG)  sys_sigsetmask (SIG)
 #define sighold(SIG)     ONLY_USED_IN_BSD_4_1
 #define sigrelse(SIG)    ONLY_USED_IN_BSD_4_1
+#undef signal
 #define signal(SIG,ACT)      sys_signal(SIG,ACT)
 
 /* Whether this is what all systems want or not, this is what