volume_id: fix Makefile for parallel make

diff --git a/extras/volume_id/lib/Makefile b/extras/volume_id/lib/Makefile
index fafcc527941011bb30eec0e98ca69d2bd67c0406..5618b96a51f739de2d840fdd4def79d9352e2daf 100644 (file)
--- a/extras/volume_id/lib/Makefile
+++ b/extras/volume_id/lib/Makefile
@@ -69,7 +69,7 @@ all: libvolume_id.a $(SHLIB) libvolume_id.pc
 .shlib:
        $(Q) mkdir .shlib
 
-.shlib/%.o: %.c
+.shlib/%.o: %.c .shlib
        $(E) "  CC      " $@
        $(Q) $(CC) -c $(CFLAGS) -fPIC $< -o $@