Axe several perl interpreter instances: they may be useful in currently unsupported threaded environment, but now they complicate code: *) perl_clone() requires at least duplicating nginx stash; *) the multiplicity requires to re-evalute all precompiled subroutines and nginx stash in new interpreter context.

# Copyright (C) Igor Sysoev


ngx_include="unistd.h";    . auto/include
ngx_include="inttypes.h";  . auto/include
ngx_include="limits.h";    . auto/include
ngx_include="sys/filio.h"; . auto/include