diff --git a/src/zone.c b/src/zone.c
index bf5c9301..89a3062c 100644
--- a/src/zone.c
+++ b/src/zone.c
@@ -168,7 +168,8 @@ zone_force_unlock(malloc_zone_t *zone)
 		jemalloc_postfork_parent();
 }
 
-static malloc_zone_t *get_default_zone()
+static malloc_zone_t *
+get_default_zone(void)
 {
 	malloc_zone_t **zones = NULL;
 	unsigned int num_zones = 0;
@@ -179,20 +180,22 @@ static malloc_zone_t *get_default_zone()
 	 * if one is present (apparently enabled when malloc stack logging is
 	 * enabled), or the first registered zone otherwise. In practice this
 	 * means unless malloc stack logging is enabled, the first registered
-	 * zone is the default.
-	 * So get the list of zones to get the first one, instead of relying on
-	 * malloc_default_zone.
+	 * zone is the default.  So get the list of zones to get the first one,
+	 * instead of relying on malloc_default_zone.
 	 */
-        if (KERN_SUCCESS != malloc_get_all_zones(0, NULL, (vm_address_t**) &zones,
-	                                         &num_zones)) {
-		/* Reset the value in case the failure happened after it was set. */
+        if (KERN_SUCCESS != malloc_get_all_zones(0, NULL,
+	    (vm_address_t**)&zones, &num_zones)) {
+		/*
+		 * Reset the value in case the failure happened after it was
+		 * set.
+		 */
 		num_zones = 0;
 	}
 
 	if (num_zones)
-		return zones[0];
+		return (zones[0]);
 
-	return malloc_default_zone();
+	return (malloc_default_zone());
 }
 
 JEMALLOC_ATTR(constructor)