alpine: new upstream patch, fix musl cross builds.

srcpkgs/alpine/template

@@ -1,7 +1,7 @@
 # Template file for 'alpine'
 pkgname=alpine
 version=2.20
-revision=4
+revision=5
 create_wrksrc=yes
 build_wrksrc="${pkgname}-${version}"
 build_style=gnu-configure
@@ -17,12 +17,13 @@ license="Apache-2.0"
 homepage="http://patches.freeiz.com/alpine/"
 distfiles="http://patches.freeiz.com/${pkgname}/patches/${pkgname}-${version}/all.patch.gz
  http://patches.freeiz.com/${pkgname}/release/src/${pkgname}-${version}.tar.xz"
-checksum="1dbf8ae947372502fdf41aba0c395c838007682d302230c1c43c66423f83a0ee
+checksum="31c75e13d47d9dbf92839e2dca503a13316d720a6b64eac0857f4bb726f3daf8
  ed639b6e5bb97e6b0645c85262ca6a784316195d461ce8d8411999bf80449227"
 
 post_extract() {
 	patch -Np0 <all.patch
-	sed -i '/run test program/s/^/: /' ${build_wrksrc}/configure
+	sed -i -e '/run test program/s/^/: /' \
+		-e 's/linux-gnu/linux-/g' ${build_wrksrc}/configure
 }
 
 do_build() {