diff --git a/tgetpass.c b/tgetpass.c
index 0b0fcb3cc..3054f7789 100644
--- a/tgetpass.c
+++ b/tgetpass.c
@@ -109,7 +109,7 @@ char * tgetpass(prompt, timeout)
      * mask out SIGINT, should probably just catch it.
      */
 #ifdef POSIX_SIGNALS
-    (void) bzero((char *)(&mask), sizeof(mask));
+    (void) memset((VOID *)&mask, 0, sizeof(mask));
     (void) sigaddset(&mask, SIGINT);
     (void) sigprocmask(SIG_BLOCK, &mask, &oldmask);
 #else
diff --git a/visudo.c b/visudo.c
index 15a73aa05..4f366f844 100644
--- a/visudo.c
+++ b/visudo.c
@@ -127,7 +127,7 @@ int main(argc, argv)
      * Setup signal handlers
      */
 #ifdef POSIX_SIGNALS
-    (void) bzero((char *)(&action), sizeof(action));
+    (void) memset((VOID *)&action, 0, sizeof(action));
     action.sa_handler = Exit;
     action.sa_flags = SA_RESETHAND;
     (void) sigaction(SIGILL, &action, NULL);