if prototype is declared static make function static to match

Today, a compiler was encountered that considered it an error
to have the prototype declared static and the function body
not

util/makedefs.c

@@ -951,7 +951,7 @@ unsigned long old_rumor_offset;
     return rumor_offset;
 }
 
-void
+STATIC_OVL void
 do_rnd_access_file(fname)
 const char *fname;
 {
@@ -1416,7 +1416,7 @@ do_date()
     return;
 }
 
-boolean
+STATIC_OVL boolean
 get_gitinfo(githash, gitbranch)
 char *githash, *gitbranch;
 {