sres: pass CFLAGS and LDFLAGS.

srcpkgs/sres/template

@@ -1,7 +1,7 @@
 # Template file for 'sres'
 pkgname=sres
 version=0.2
-revision=1
+revision=2
 build_style=gnu-makefile
 makedepends="xcb-util-devel"
 short_desc="Print the current screen resolution on stdout"
@@ -11,10 +11,12 @@ homepage="https://github.com/baskerville/sres/"
 distfiles="https://github.com/baskerville/sres/archive/${version}.tar.gz"
 checksum=deb2030a32145984a2a0097a7f6245ab18c907ae233e10e519deccdf008e15e9
 
-do_build(){
-	make CC=$CC ${makejobs}
+post_extract() {
+	sed -i '/CFLAGS/s/ =/+=/' Makefile
+}
+do_build(){
+	make CC="$CC" LDFLAGS="$LDFLAGS" ${makejobs}
 }
-
 post_install(){
 	vlicense LICENSE
 }