Rename int_*() functions to *_int()

There is a preference for suffixes to indicate that a function is internal
rather than prefixes. Note: the suffix is only required to disambiguate
internal functions and public symbols with the same name (but different
case)

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
diff --git a/engines/e_dasync.c b/engines/e_dasync.c
index 6155954..27a5602 100644
--- a/engines/e_dasync.c
+++ b/engines/e_dasync.c
@@ -86,7 +86,7 @@
 static int dasync_destroy(ENGINE *e);
 static int dasync_init(ENGINE *e);
 static int dasync_finish(ENGINE *e);
-void int_engine_load_dasync(void);
+void engine_load_dasync_int(void);
 
 
 /* Set up digests. Just SHA1 for now */
@@ -347,7 +347,7 @@
     return ret;
 }
 
-void int_engine_load_dasync(void)
+void engine_load_dasync_int(void)
 {
     ENGINE *toadd = engine_dasync();
     if (!toadd)