makefiles: Generate dependencies for rsrc.pot.

Make.rules.in

@@ -179,7 +179,7 @@ install install-lib install-dev uninstall::
 
 all: @MAINTAINER_MODE@ $(PO_SRCS:%=rsrc.pot)
 
-$(PO_SRCS:%=rsrc.pot): $(WRC) $(PO_SRCS)
+rsrc.pot: $(WRC)
 	$(LDPATH) $(WRC) $(RCFLAGS) -O pot -o $@ $(PO_SRCS)
 
 $(MC_SRCS:.mc=.mc.rc): $(WMC)

tools/makedep.c

@@ -854,7 +854,7 @@ static int output_src( FILE *file, INCL_FILE *pFile, int *column )
         }
         else if (!strcmp( ext, "rc" ))  /* resource file */
         {
-            *column += fprintf( file, "%s.res: %s", obj, pFile->filename );
+            *column += fprintf( file, "rsrc.pot %s.res: %s", obj, pFile->filename );
         }
         else if (!strcmp( ext, "mc" ))  /* message file */
         {