From f47607af0242c31a113e6ff9c0a884acec036757 Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Tue, 11 Apr 2017 16:54:27 +0200
Subject: [PATCH] Fix preprocessor if/else chain broken in order to fix #3927.

---
 src/zmalloc.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/zmalloc.c b/src/zmalloc.c
index 0d360779..f653760a 100644
--- a/src/zmalloc.c
+++ b/src/zmalloc.c
@@ -418,6 +418,9 @@ size_t zmalloc_get_memory_size(void) {
     if (sysctl(mib, 2, &size, &len, NULL, 0) == 0)
         return (size_t)size;
     return 0L;          /* Failed? */
+#else
+    return 0L;          /* Unknown method to get the data. */
+#endif
 #else
     return 0L;          /* Unknown OS. */
 #endif