cause noise.
Duplicated the lseek() redeclaration hack for all functions involving
off_t's (ftruncate(), mmap() and truncate()) to help broken programs
work.
for gcc >= 2.5 and no-ops for gcc >= 2.6. Converted to use __dead2
or __pure2 where it wasn't already done, except in math.h where use
of __pure was mostly wrong.
in the POSIX section for a log time. The non-POSIX getgrouplist() and
setgroups() were recently added to the POSIX section although setgroups()
was already in the non-POSIX section.
