_gss_find_mech_switch
m = ctx->gc_mech = _gss_find_mech_switch(&mech_oid);
m = _gss_find_mech_switch(&mechs->elements[i]);
m = _gss_find_mech_switch(desired_mech);
struct _gss_mech_switch *m = _gss_find_mech_switch(mech_type);
m = _gss_find_mech_switch(mech);
m = _gss_find_mech_switch(&mech_oid);
m = _gss_find_mech_switch(&mech_oid);
m = ctx->gc_mech = _gss_find_mech_switch(mech_type);
m = _gss_find_mech_switch(mech_type);
struct _gss_mech_switch *m = _gss_find_mech_switch(mechanism);
m = _gss_find_mech_switch(mech);
m = _gss_find_mech_switch(mech);
extern struct _gss_mech_switch *_gss_find_mech_switch(gss_OID);