[krbdev.mit.edu #3918] krb5-1.5: fix warnings for lib/gssapi/mechglue/g_initialize.c

[Public Submitter via RT]

warning fixes for:
g_initialize.c:164: warning: implicit declaration of function 
'gssint_initialize_library'
g_initialize.c:158: warning: unused variable 'fileInfo'
g_initialize.c: In function 'updateMechList':
g_initialize.c:495: warning: unused variable 'fileInfo'
g_initialize.c: In function 'init_hardcoded':
g_initialize.c:563: warning: unused variable 'cf'