--- pixz-1.0.6.orig/src/endian.c
+++ pixz-1.0.6/src/endian.c
@@ -19,19 +19,19 @@
 	#include <sys/endian.h>
 #endif
 
-#if !HAVE_DECL_HTOLE64
+#if !HAVE_DECL_HTOLE64 && !defined(htole64)
 # if __BYTE_ORDER == __LITTLE_ENDIAN
 #  define htole64(x) (x)
 # else
-#  define htole64(x) __bswap_64 (x)
+#  define htole64(x) __bswap64 (x)
 # endif
 #endif
 
-#if !HAVE_DECL_LE64TOH
+#if !HAVE_DECL_LE64TOH && !defined(le64toh)
 # if __BYTE_ORDER == __LITTLE_ENDIAN
 #  define le64toh(x) (x)
 # else
-#  define le64toh(x) __bswap_64 (x)
+#  define le64toh(x) __bswap64 (x)
 # endif
 #endif