VMS Help CC, Run-time functions, decc$to_vms  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  Converts UNIX style file specifications to OpenVMS file
  specifications.

  Syntax:

       #include <unixlib.h>

       int decc$to_vms(const char *unix_style_filespec,
       int (*action_rtn)(char *unix_style_filespec,
       int type_of_file), int allow_wild, int no_directory);