diff --git a/src/bin/e_xsettings.c b/src/bin/e_xsettings.c
index 73a66c812..344094f4e 100644
--- a/src/bin/e_xsettings.c
+++ b/src/bin/e_xsettings.c
@@ -353,7 +353,7 @@ _e_xsettings_apply(Settings_Manager *sm)
    pos = data = calloc(1, len);
    if (!data) return;
 
-#if (__BYTE_ORDER == __LITTLE_ENDIAN) || (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
+#if (defined __BYTE_ORDER && __BYTE_ORDER == __LITTLE_ENDIAN) || (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
    *pos = 0; //LSBFirst
 #else
    *pos = 1; //MSBFirst
diff --git a/src/modules/everything/md5.c b/src/modules/everything/md5.c
index 70baf0032..1fd97c29f 100644
--- a/src/modules/everything/md5.c
+++ b/src/modules/everything/md5.c
@@ -22,7 +22,7 @@
 #include <string.h> /* for memcpy() */
 #include "md5.h"
 
-#if (__BYTE_ORDER == 1234) || (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
+#if (defined __BYTE_ORDER && __BYTE_ORDER == __LITTLE_ENDIAN) || (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
 #define byteReverse(buf, len) /* Nothing */
 #else
 void byteReverse(unsigned char *buf, unsigned longs);