Remove __ARGS macro. Close #205

This is a squash of all commits sent to #81.

- Remove unused undef of __ARGS.
- Fix mch_rename declaration.
- Follow changes related to moved & extracted files.
- Properly indent function declarations of getchar.h and quickfix.c.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/ex_cmds_defs.h b/src/ex_cmds_defs.h
index a560789fef..7c1ac1bc1b 100644
--- a/src/ex_cmds_defs.h
+++ b/src/ex_cmds_defs.h
@@ -76,7 +76,7 @@ typedef struct exarg exarg_T;
 #ifdef DO_DECLARE_EXCMD
 # define EX(a, b, c, d)  {(char_u *)b, c, (long_u)(d)}
 
-typedef void (*ex_func_T) __ARGS ((exarg_T *eap));
+typedef void (*ex_func_T)(exarg_T *eap);
 
 static struct cmdname {
   char_u      *cmd_name;        /* name of the command */
@@ -1175,7 +1175,7 @@ struct exarg {
   int bad_char;                 /* BAD_KEEP, BAD_DROP or replacement byte */
   int useridx;                  /* user command index */
   char_u      *errmsg;          /* returned error message */
-  char_u      *(*getline)__ARGS((int, void *, int));
+  char_u      *(*getline)(int, void *, int);
   void        *cookie;          /* argument for getline() */
   struct condstack *cstack;     /* condition stack for ":if" etc. */
 };