take byte order from gcc if gcc has defined it

[musl] / include / endian.h

diff --git a/include/endian.h b/include/endian.h
index 9652c30..41ca171 100644 (file)
--- a/include/endian.h
+++ b/include/endian.h
@@ -5,7 +5,11 @@
 #define __BIG_ENDIAN 4321
 #define __PDP_ENDIAN 3412
 
+#if defined(__GNUC__) && defined(__BYTE_ORDER__)
+#define __BYTE_ORDER __BYTE_ORDER__
+#else
 #include <bits/endian.h>
+#endif
 
 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)