1 files changed, 1 insertions, 10 deletions
diff --git a/src/error.c b/src/error.c
index ced50e3e1..c18f492e1 100644
--- a/src/error.c
+++ b/src/error.c
@@ -7,10 +7,8 @@
 #include <errno.h>
 #include <stdarg.h>
 #include <stdlib.h>
-#include <string.h>
 #include "mruby.h"
 #include "mruby/array.h"
-#include "mruby/class.h"
 #include "mruby/irep.h"
 #include "mruby/proc.h"
 #include "mruby/string.h"
@@ -347,20 +345,13 @@ mrb_bug(mrb_state *mrb, const char *fmt, ...)
   exit(EXIT_FAILURE);
 }
 
-int
-sysexit_status(mrb_state *mrb, mrb_value err)
-{
-  mrb_value st = mrb_iv_get(mrb, err, mrb_intern_lit(mrb, "status"));
-  return mrb_fixnum(st);
-}
-
 static void
 set_backtrace(mrb_state *mrb, mrb_value info, mrb_value bt)
 {
   mrb_funcall(mrb, info, "set_backtrace", 1, bt);
 }
 
-mrb_value
+static mrb_value
 make_exception(mrb_state *mrb, int argc, mrb_value *argv, int isstr)
 {
   mrb_value mesg;