libusb: fix header usage on musl, patch from Alpine

pkgs/development/libraries/libusb/default.nix

@@ -14,6 +14,8 @@ stdenv.mkDerivation {
     sha256 = "0nn5icrfm9lkhzw1xjvaks9bq3w6mjg86ggv3fn7kgi4nfvg8kj0";
   };
 
+  patches = stdenv.lib.optional stdenv.hostPlatform.isMusl ./fix-headers.patch;
+
   meta = {
     platforms = stdenv.lib.platforms.unix;
   };

pkgs/development/libraries/libusb/fix-headers.patch

@@ -0,0 +1,10 @@
+--- libusb-compat-0.1.5.orig/libusb/usb.h
++++ libusb-compat-0.1.5/libusb/usb.h
+@@ -25,6 +25,7 @@
+ #ifndef __USB_H__
+ #define __USB_H__
+ 
++#include <sys/types.h>
+ #include <unistd.h>
+ #include <stdlib.h>
+ #include <limits.h>