Removed posix_fallocate() failure check for AIX. Apparently it can fail in multiple ways, so we now rely on configure to catch the problem.
Removed posix_fallocate() failure check for AIX.
Apparently it can fail in multiple ways, so we now rely on configure to
catch the problem.

--HG--
branch : HEAD

dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot