farbfeld: update to 4.

srcpkgs/farbfeld/template

@@ -1,24 +1,19 @@
 # Template file for 'farbfeld'
 pkgname=farbfeld
-version=3
+version=4
 revision=1
+build_style=gnu-makefile
 makedepends="libpng-devel libjpeg-turbo-devel"
 short_desc="Suckless image format and conversion tools"
 maintainer="Duncaen <duncaen@voidlinux.eu>"
 license="ISC"
 homepage="http://tools.suckless.org/farbfeld/"
 distfiles="http://dl.suckless.org/farbfeld/farbfeld-${version}.tar.gz"
-checksum=5b953b86a72d3feaedf62698532c8888e5f6e2f6363193a4cc8cee0e38c378ad
+checksum="c7df5921edd121ca5d5b1cf6fb01e430aff9b31242262e4f690d3af72ccbe72a"
 
 do_configure() {
-	sed -i "/CFLAGS/s|\-Os\$|$CFLAGS|" config.mk
-	sed -i "/LDFLAGS/s|\-s\$|$LDFLAGS|" config.mk
-	sed -i 's|$(LDFLAGS) $($\*\-LDFLAGS)|$($*-LDFLAGS) $(LDFLAGS)|' Makefile
+	sed -i "/^CC/d;/^CFLAGS/d;/^LDFLAGS/d" config.mk
 }
-do_build() {
-	make CC=$CC
-}
-do_install() {
-	make PREFIX=/usr MANPREFIX=/usr/share/man DESTDIR=$DESTDIR install
+post_install() {
 	vlicense LICENSE
 }