int pam_error(pam_handle_t *pamh, const char *fmt, ...);
int pam_verror(pam_handle_t *pamh, const char *fmt, va_list args);
DESCRIPTION
The
pam_error
function prints error messages through the conversation function to the user.
The
pam_verror
function performs the same task as
pam_error()
with the difference that it takes a set of arguments which have been obtained using the
stdarg(3)
variable argument list macros.