coreutils: rebuild with syncfs() support for musl.

musl-1.1.11 has corrected the return value of syncfs() which was void
in previous releases and now returns an int as specified by the spec.

srcpkgs/coreutils/template

@@ -1,7 +1,7 @@
 # Template file for 'coreutils'
 pkgname=coreutils
 version=8.24
-revision=2
+revision=3
 build_pie=yes
 bootstrap=yes
 makedepends="gmp-devel acl-devel libcap-devel"
@@ -18,16 +18,11 @@ if [ "$CHROOT_READY" ]; then
 fi
 
 pre_configure() {
-	local args
-	case "$XBPS_TARGET_MACHINE" in
-		# XXX syncfs() in src/sync.c expects a return value.
-		*-musl) args=" ac_cv_func_syncfs=no";;
-	esac
 	# Build natively all utils for the host, we need this to generate
 	# the manpages via help2man.
 	if [ "$CROSS_BUILD" ]; then
 		CC=cc LD=ld AR=ar RANLIB=ranlib CFLAGS=-Os CXXFLAGS=-Os LDFLAGS= \
-			./configure --prefix=${wrksrc}/coreutils-${XBPS_MACHINE} ${args}
+			./configure --prefix=${wrksrc}/coreutils-${XBPS_MACHINE}
 		make ${makejobs}
 		make install
 		make distclean