abuild: detect and report conflicting dependencies properly

abuild.in

@@ -841,15 +841,16 @@ builddeps() {
 	# find which deps are missing
 	for i in $deps; do
 		if [ "${i#\!}" != "$i" ]; then
-			list_has ${i#\!} $installed_deps \
+			$APK info -q -e "${i#\!}" \
 				&& conflicts="$conflicts ${i#\!}"
 		elif ! deplist_has $i $installed_deps || [ -n "$upgrade" ]; then
 			missing="$missing $i"
 		fi
 	done
-
+	
 	if [ -n "$conflicts" ]; then
-		die "Conflicting package(s) installed:$conflics"
+		error "Conflicting package(s) installed:$conflicts"
+		return 1
 	fi
 	
 	if [ -z "$install_deps" ] && [ -z "$recursive" ]; then