diff --git a/src/proto/ex_cmds.pro b/src/proto/ex_cmds.pro
index 63f25b5..12e6b38 100644
--- a/src/proto/ex_cmds.pro
+++ b/src/proto/ex_cmds.pro
@@ -30,7 +30,7 @@
 void ex_wnext(exarg_T *eap);
 void do_wqall(exarg_T *eap);
 int not_writing(void);
-int getfile(int fnum, char_u *ffname, char_u *sfname, int setpm, linenr_T lnum, int forceit);
+int getfile(int fnum, char_u *ffname_arg, char_u *sfname_arg, int setpm, linenr_T lnum, int forceit);
 int do_ecmd(int fnum, char_u *ffname, char_u *sfname, exarg_T *eap, linenr_T newlnum, int flags, win_T *oldwin);
 void ex_append(exarg_T *eap);
 void ex_change(exarg_T *eap);