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-rw-r--r--include/signal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/signal.h b/include/signal.h
index 6ceafe0c73..dc1e0a12e5 100644
--- a/include/signal.h
+++ b/include/signal.h
@@ -49,6 +49,7 @@ extern int __default_sigpause (int mask);
 extern int __xpg_sigpause (int sig);
 
 /* Simplified sigemptyset() implementation without the parameter checking.  */
+#undef __sigemptyset
 #define __sigemptyset(ss) (memset (ss, '\0', sizeof (sigset_t)), 0)