findutils: Add missing header

New version of musl no longer internally includes this header.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
(cherry-picked from 8ca5cf042d)

utils/findutils/Makefile

@@ -8,7 +8,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=findutils
 PKG_VERSION:=4.6.0
-PKG_RELEASE:=3
+PKG_RELEASE:=4
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@GNU/$(PKG_NAME)

utils/findutils/patches/010-sysmacros.patch

@@ -0,0 +1,11 @@
+--- a/gl/lib/mountlist.c
++++ b/gl/lib/mountlist.c
+@@ -33,6 +33,8 @@
+ 
+ #include <unistd.h>
+ 
++#include <sys/sysmacros.h>
++
+ #if HAVE_SYS_PARAM_H
+ # include <sys/param.h>
+ #endif