/sys$common/syshlp/helplib.hlb CC, Messages, NOFUNC  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 Message        There is no function named <name> defined in this
                compilation unit.

 Description    A function that appears in a #pragma weak and is not
                defined in the compilation unit.

 User Action    Either define the function or remove the function
                name from the pragma.