diff --git a/contiki-cpc/apps/configedit.c b/contiki-cpc/apps/configedit.c
index 5d43f72..ec672f4 100644
--- a/contiki-cpc/apps/configedit.c
+++ b/contiki-cpc/apps/configedit.c
@@ -197,7 +197,7 @@
   return nt;
 }
 /*-----------------------------------------------------------------------------------*/
-static char * __fastcall__
+static char *
 copystr(char *dst, char *src, int len)
 {
   char *nt = nullterminate(src);