deadbeef: add musl-legacy-compat for *-musl

srcpkgs/deadbeef/template

@@ -24,6 +24,10 @@ build_options="gtk3"
 build_options_default="gtk3"
 LDFLAGS+=" -Wl,-z,stack-size=1048576"
 
+if [ "$XBPS_TARGET_LIBC" = "musl" ]; then
+	makedepends+=" musl-legacy-compat"
+fi
+
 pre_configure() {
 	NOCONFIGURE=1 ./autogen.sh
 }