Avoid -fwhole-program on broken gcc instead of stopping build.

Enhance build to detect and avoid gcc with broken -fwhole-program
Also, remove workaround for older gcc that mess up global exports.
6 files changed
tree: e35991eb7e8ca33a458f7980f2fb5fb95b4d2225
  1. src/
  2. tools/
  3. vgasrc/
  4. .gitignore
  5. COPYING
  6. COPYING.LESSER
  7. Makefile
  8. README
  9. TODO