diff --git a/src/liblwevent/400_signalfd.c b/src/liblwevent/400_signalfd.c
index 865d94d..264e1fa 100644
--- a/src/liblwevent/400_signalfd.c
+++ b/src/liblwevent/400_signalfd.c
@@ -95,7 +95,7 @@ lwevent_signalcb lwevent_signalfd_getcb(const struct lwevent_signal* si)
 
 int lwevent_signalfd_setsigs(struct lwevent_signal* si, const sigset_t* mask)
 {
-    sigset_t mnew, munmask, mmask;
+    sigset_t mnew;
 
     mnew = *mask;
     sigdelset(&mnew, SIGBUS);
@@ -106,9 +106,9 @@ int lwevent_signalfd_setsigs(struct lwevent_signal* si, const sigset_t* mask)
     if(TEMP_FAILURE_RETRY( signalfd(lwevent_get_fd(si->ev), &mnew) )) return -1;
 
     /* unmask old signals, mask new ones */
-    TEMP_FAILURE_RETRY( sigprocmask(SIG_UNBLOCK, &si->mask) );
+    TEMP_FAILURE_RETRY( sigprocmask(SIG_UNBLOCK, &si->mask, 0) );
     si->mask = mnew;
-    TEMP_FAILURE_RETRY( sigprocmask(SIG_BLOCK, &si->mask) );
+    TEMP_FAILURE_RETRY( sigprocmask(SIG_BLOCK, &si->mask, 0) );
 
     return 0;
 }
@@ -126,7 +126,7 @@ void lwevent_signalfd_close(struct lwevent_signal* si)
 {
     if(!si) return;
 
-    TEMP_FAILURE_RETRY( sigprocmask(SIG_UNBLOCK, &si->mask) );
+    TEMP_FAILURE_RETRY( sigprocmask(SIG_UNBLOCK, &si->mask, 0) );
 
     lwevent_free(si->ev);
     free(si);