Revision 478951

- Update print/ghostscript9-agpl-base and print/ghostscript9-agpl-x11 to
  9.24.
- Set USE_CSTD=gnu99 and eliminate a patch.
- Add cpe string.
- Patch configure to respect CFLAGS.

PR:		231148
Approved by:	doceng (blackend)
Security:	https://www.kb.cert.org/vuls/id/332928