diff --git a/include/locale.h b/include/locale.h
index 8776abf66..d21488c30 100644
--- a/include/locale.h
+++ b/include/locale.h
@@ -1,15 +1,15 @@
 /*****************************************************************************/
 /*                                                                           */
-/*				   locale.h				     */
+/*		   		   locale.h				     */
 /*                                                                           */
-/*			    Localization <locale.h>			     */
+/*		   	    Localization <locale.h>			     */
 /*                                                                           */
 /*                                                                           */
 /*                                                                           */
-/* (C) 1998-2000 Ullrich von Bassewitz                                       */
-/*               Wacholderweg 14                                             */
-/*               D-70597 Stuttgart                                           */
-/* EMail:        uz@musoftware.de                                            */
+/* (C) 1998-2003 Ullrich von Bassewitz                                       */
+/*               Römerstrasse 52                                             */
+/*               D-70794 Filderstadt                                         */
+/* EMail:        uz@cc65.org                                                 */
 /*                                                                           */
 /*                                                                           */
 /* This software is provided 'as-is', without any expressed or implied       */
@@ -76,7 +76,7 @@ struct lconv {
 
 /* Function prototypes */
 struct lconv* localeconv (void);
-char* setlocale (int category, const char* locale);
+char* __fastcall__ setlocale (int category, const char* locale);
 
 
 
diff --git a/libsrc/common/locale.c b/libsrc/common/locale.c
index efb055cb5..f03a68e6f 100644
--- a/libsrc/common/locale.c
+++ b/libsrc/common/locale.c
@@ -56,7 +56,7 @@ struct lconv* localeconv (void)
 
 
 
-char* setlocale (int, const char* locale)
+char* __fastcall__ setlocale (int, const char* locale)
 {
     if (locale == 0 || (locale [0] == 'C' && locale [1] == '\0') || locale [0] == '\0') {
 	/* No change, or value already set, our locale is the "C" locale */