Add infrastructure to run a function asynchronously.

diff --git a/builtin-mailsplit.c b/builtin-mailsplit.c
index c9384255551f316f2416ce49372b820a6d8e3632..43fc373a15cbe935054b47f9bd67c04ecf216e4e 100644 (file)
--- a/builtin-mailsplit.c
+++ b/builtin-mailsplit.c
@@ -159,8 +159,8 @@ static int split_maildir(const char *maildir, const char *dir,
        return ret;
 }
 
-int split_mbox(const char *file, const char *dir, int allow_bare,
-               int nr_prec, int skip)
+static int split_mbox(const char *file, const char *dir, int allow_bare,
+                     int nr_prec, int skip)
 {
        char name[PATH_MAX];
        int ret = -1;