diff --git a/include/libbb.h b/include/libbb.h
index 638c584..daa9672 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -544,8 +544,8 @@
 int sigaction_set(int sig, const struct sigaction *act) FAST_FUNC;
 /* SIG_BLOCK/SIG_UNBLOCK all signals: */
 int sigprocmask_allsigs(int how) FAST_FUNC;
-/* SIG_SETMASK set, and return old set in the same set: */
-int sigprocmask_SIG_SETMASK(sigset_t *set) FAST_FUNC;
+/* Return old set in the same set: */
+int sigprocmask2(int how, sigset_t *set) FAST_FUNC;
 /* Standard handler which just records signo */
 extern smallint bb_got_signal;
 void record_signo(int signo); /* not FAST_FUNC! */
diff --git a/libbb/signals.c b/libbb/signals.c
index 5a1544d..d3d84ef 100644
--- a/libbb/signals.c
+++ b/libbb/signals.c
@@ -31,14 +31,14 @@
 	return sigprocmask(how, &set, NULL);
 }
 
-int FAST_FUNC sigprocmask_SIG_SETMASK(sigset_t *set)
+int FAST_FUNC sigprocmask2(int how, sigset_t *set)
 {
 	// Grr... gcc 8.1.1:
 	// "passing argument 3 to restrict-qualified parameter aliases with argument 2"
 	// dance around that...
 	sigset_t *oset FIX_ALIASING;
 	oset = set;
-	return sigprocmask(SIG_SETMASK, set, oset);
+	return sigprocmask(how, set, oset);
 }
 
 void FAST_FUNC bb_signals(int sigs, void (*f)(int))
diff --git a/networking/inetd.c b/networking/inetd.c
index ca1a972..8f871ee 100644
--- a/networking/inetd.c
+++ b/networking/inetd.c
@@ -488,7 +488,7 @@
 	sigaddset(m, SIGCHLD);
 	sigaddset(m, SIGHUP);
 	sigaddset(m, SIGALRM);
-	sigprocmask(SIG_BLOCK, m, m); /* old sigmask is stored in m */
+	sigprocmask2(SIG_BLOCK, m); /* old sigmask is stored in m */
 }
 
 static void restore_sigmask(sigset_t *m)
diff --git a/shell/ash.c b/shell/ash.c
index 456aca4..a01c8fa 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -4217,7 +4217,7 @@
 		/* Children exist, but none are ready. Sleep until interesting signal */
 #if 1
 		sigfillset(&mask);
-		sigprocmask_SIG_SETMASK(&mask); /* mask is updated */
+		sigprocmask2(SIG_SETMASK, &mask); /* mask is updated */
 		while (!got_sigchld && !pending_sig)
 			sigsuspend(&mask);
 		sigprocmask(SIG_SETMASK, &mask, NULL);
diff --git a/shell/hush.c b/shell/hush.c
index 5953ceb..2e4a4bc 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -11442,7 +11442,7 @@
 		 * and get stuck in sigsuspend...
 		 */
 		sigfillset(&oldset); /* block all signals, remember old set */
-		sigprocmask_SIG_SETMASK(&oldset);
+		sigprocmask2(SIG_SETMASK, &oldset);
 
 		if (!sigisemptyset(&G.pending_set)) {
 			/* Crap! we raced with some signal! */