diff --git a/lib/libc/alpha/gen/setjmp.S b/lib/libc/alpha/gen/setjmp.S
index a5ed0ff11f1..a41d4c23489 100644
--- a/lib/libc/alpha/gen/setjmp.S
+++ b/lib/libc/alpha/gen/setjmp.S
@@ -68,7 +68,11 @@ LEAF(setjmp, 1)
 	lda	sp, -24(sp)			/* sizeof struct sigaltstack */
 	mov	zero, a0
 	mov	sp, a1
+#ifdef __NETBSD_SYSCALLS
 	CALL(__sigaltstack14)
+#else
+	CALL(sigaltstack)
+#endif
 	ldl	t0, 16(sp)			/* offset of ss_flags */
 	lda	sp, 24(sp)			/* sizeof struct sigaltstack */
 	ldq	ra, ((26 + 4) * 8)(s0)		/* restore return address */