Revision 338450

- Add PKGNAMESUFFIX
- Add STAGE support
- Use OptionsNG helpers
- Rename X11TOOLKIT option to X11
- Add OPTIONS for emacs-nox11 slave
- Install info manuals to their own directory to avoid conflicts[1][3][4]
- Add a patch from upstream to fix building on non-X11 platforms[2]
- Add a patch from upstream to fix building on 9.x and later platforms
  due to C11 support
- Explicitly depend on GCC for i386 platforms, broken due to clang bug# 18171
- Mark port as MAKE_JOBS_SAFE

PR:		ports/183064[2], ports/181758[3], ports/179843[4]
Reported by:	Jay Borkenhagen <jayb at braeburn.org>[1]