inline docs (unescape_text): properly check strtoul for failure.

inline docs (unescape_text): properly check strtoul for failure.

2000-11-05  Havoc Pennington  <hp@pobox.com>

* gmarkup.c: inline docs
(unescape_text): properly check strtoul for failure.

* gerror.c (g_propagate_error): Free the src error if the dest
location is NULL - I'm pretty sure that's what this function was
supposed to do.