Fixed some portability things in my_gethostbyname_r
Portability fix for type_decimal.test
BUILD/SETUP.sh:
Fixes for gcc 3.1
extra/resolveip.c:
Cleanup
include/my_net.h:
Portability fix for SCO
mysql-test/t/type_decimal.test:
Portability fix for FreeBSD
mysys/Makefile.am:
Portability fix for OSF1
mysys/raid.cc:
Portability fix for OSF1
