Solaris 9/X86, 3.3 regression (failed to build gcc)

[Chiiwen Liou]

cd /user/chiiwen/source/gcc-3.3/gcc/libf2c && autoconf
configure.in:38: error: defn: undefined macro: _AC_PROG_CC_GNU
aclocal.m4:150: GLIBCPP_CONFIGURE is expanded from...
configure.in:38: the top level
make[1]: *** [/user/chiiwen/source/gcc-3.3/gcc/libf2c/configure] Error
1
make[1]: Leaving directory
`/user/chiiwen/source/gcc-3.3/gcc/objdir/i386-pc-solaris2.9/libf2c'
make: *** [all-target-libf2c] Error 2