powerpc broken ports

[Peter Valchev <pvalchev_(_at_)_openbsd_(_dot_)_org>]

Another snapshot is available via FTP.  24 packages showed up as broken,
list follows.  Number of those are not powerpc-specific...

Port name		Reason
=====================================================================
R			f77: MAIN_ undefined, how to fix: define stubs,
			or use -u to f77
STk			? not reproducible
cannalib		?
cyrus-sasl		kerberos libs, already fixed
emacs-leim		?, maybe fixed already
kdelibs-doc		?
libmcrypt		not clear, looks like libtool issues
libwmf			unable to find libpng
mrtg			GD library not found
nut,cgi flavor		GD not found
ocaml			?
p5-Apache-MP3		Vorbis.so :can't resolve reference 'host_is_big_endian'
pdflib			png library not found (linking probs?)
php3 some flavors	?
quake-ggi		?
rpm			./lib/.libs/librpm.so.0.1: undefined reference to `getmntent'
ruby			? powerpc vs macppc
tcptrace		libpcap timeval struct
unicon			builds but fails to run
webalizer		-ltiff or smth missing
xxdiff			dunno exactly, but already known