fix musl compile

package/libusb-compat/Makefile

@@ -4,13 +4,13 @@
 include ${TOPDIR}/rules.mk
 
 PKG_NAME:=		libusb-compat
-PKG_VERSION:=		0.1.3
+PKG_VERSION:=		0.1.5
-PKG_RELEASE:=		2
+PKG_RELEASE:=		1
-PKG_MD5SUM:=		570ac2ea085b80d1f74ddc7c6a93c0eb
+PKG_MD5SUM:=		2780b6a758a1e2c2943bdbf7faf740e4
 PKG_DESCR:=		a library for accessing Linux USB devices
 PKG_SECTION:=		libs
 PKG_BUILDDEP:=		libusb
-PKG_URL:=		http://libusb.wiki.sourceforge.net
+PKG_URL:=		http://www.libusb.org/wiki/libusb-compat-0.1
 PKG_SITES:=		${MASTER_SITE_SOURCEFORGE:=libusb/}
 PKG_OPTS:=		dev
 

package/libusb-compat/patches/patch-libusb_usb_h

@@ -0,0 +1,10 @@
+--- libusb-compat-0.1.5.orig/libusb/usb.h	2013-05-05 18:29:02.000000000 +0200
++++ libusb-compat-0.1.5/libusb/usb.h	2013-12-20 15:49:30.974611582 +0100
+@@ -25,6 +25,7 @@
+ #ifndef __USB_H__
+ #define __USB_H__
+ 
++#include <sys/types.h>
+ #include <unistd.h>
+ #include <stdlib.h>
+ #include <limits.h>