LIBS="-lpcre" NM=gnm CC=gcc CFLAGS="-I/usr/gnu/include -L/usr/gnu/lib -I/usr/include/libxml2 -O6 -march=i586 -mcpu=i686 -fomit-frame-pointer" CXX=g++ CXXFLAGS="-I/usr/gnu/include -L/usr/gnu/lib -I/usr/include/libxml2 -O6 -march=i586 -mcpu=i686 -fomit-frame-pointer" ./configure \
  --prefix=/usr/gnu \
  --enable-nls \
  --with-regex-header=pcreposix.h \
  --host=i586-pc-sco3.2v5.0 \
  --build=i586-pc-sco3.2v5.0
