b649398a84
include: * ansidecl.h: Reorganize for readability, remove documentation of obsolete macros, document PARAMS and VPARAMS. Add new macros VA_OPEN, VA_CLOSE, and VA_FIXEDARG for nicer variadic function implementation. gcc: * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout. From-SVN: r45011