kernel32: Convert message translations to po files.

dlls/kernel32/Makefile.in

@@ -49,22 +49,7 @@ RC_SRCS = \
 	version.rc
 
 MC_SRCS = \
-	nls/winerr_dan.mc \
-	nls/winerr_deu.mc \
-	nls/winerr_enu.mc \
-	nls/winerr_fra.mc \
-	nls/winerr_ita.mc \
-	nls/winerr_jpn.mc \
-	nls/winerr_kor.mc \
-	nls/winerr_lth.mc \
-	nls/winerr_nld.mc \
-	nls/winerr_nor.mc \
-	nls/winerr_plk.mc \
-	nls/winerr_ptb.mc \
-	nls/winerr_ptg.mc \
-	nls/winerr_rus.mc \
-	nls/winerr_sve.mc \
-	nls/winerr_ukr.mc
+	winerror.mc
 
 EXTRASUBDIRS = nls