diff --git a/include/endian.h b/include/endian.h
index bf9e606..c77fab1 100644
--- a/include/endian.h
+++ b/include/endian.h
@@ -16,19 +16,19 @@
 #define htole16(x) (x)
 #define htole32(x) (x)
 #define htole64(x) (x)
-#define be16toh(x) __bswap_16(x)
-#define be32toh(x) __bswap_32(x)
-#define be64toh(x) __bswap_64(x)
-#define htobe16(x) __bswap_16(x)
-#define htobe32(x) __bswap_32(x)
-#define htobe64(x) __bswap_64(x)
+#define be16toh(x) bswap_16(x)
+#define be32toh(x) bswap_32(x)
+#define be64toh(x) bswap_64(x)
+#define htobe16(x) bswap_16(x)
+#define htobe32(x) bswap_32(x)
+#define htobe64(x) bswap_64(x)
 #elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
-#define le16toh(x) __bswap_16(x)
-#define le32toh(x) __bswap_32(x)
-#define le64toh(x) __bswap_64(x)
-#define htole16(x) __bswap_16(x)
-#define htole32(x) __bswap_32(x)
-#define htole64(x) __bswap_64(x)
+#define le16toh(x) bswap_16(x)
+#define le32toh(x) bswap_32(x)
+#define le64toh(x) bswap_64(x)
+#define htole16(x) bswap_16(x)
+#define htole32(x) bswap_32(x)
+#define htole64(x) bswap_64(x)
 #define be16toh(x) (x)
 #define be32toh(x) (x)
 #define be64toh(x) (x)