--- IO-AIO/AIO.xs	2014/01/24 23:46:16	1.228
+++ IO-AIO/AIO.xs	2014/04/11 05:19:40	1.229
@@ -21,7 +21,11 @@
 # include <sys/mman.h>
 #endif
 
-#if __linux__
+/* the incompetent fool that created musl keeps __linux__, refuses
+ * to implement any linux standard apis, and also has no way to test
+ * for his broken iplementation. on't complain if this fails for you.
+ */
+#if __linux__ && (defined __GLIBC__ || defined __UCLIBC__)
 # include <linux/fs.h>
 # ifdef FS_IOC_FIEMAP
 #  include <linux/types.h>