Ticket #42469: config.log

This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.

configure:850: checking host system type
configure:871: checking target system type
configure:889: checking build system type
configure:951: checking for gawk
configure:1065: checking for ccache
configure:1118: checking for ccache
configure:1196: checking for perl5
configure:2566: checking for gcc
configure:2679: checking whether the C compiler (/opt/local/bin/ccache -pipe -Os -arch x86_64 -L/opt/local/lib -Wl,-headerpad_max_install_names -arch x86_64) works
configure:2695: /opt/local/bin/ccache -o conftest -pipe -Os -arch x86_64 -I/opt/local/include -L/opt/local/lib -Wl,-headerpad_max_install_names -arch x86_64 conftest.c  1>&5
ccache: invalid option -- o
Usage:
    ccache [options]
    ccache compiler [compiler options]
    compiler [compiler options]          (via symbolic link)

Options:
    -c, --cleanup         delete old files and recalculate size counters
                          (normally not needed as this is done automatically)
    -C, --clear           clear the cache completely
    -F, --max-files=N     set maximum number of files in cache to N (use 0 for
                          no limit)
    -M, --max-size=SIZE   set maximum size of cache to SIZE (use 0 for no
                          limit; available suffixes: G, M and K; default
                          suffix: G)
    -s, --show-stats      show statistics summary
    -z, --zero-stats      zero statistics counters

    -h, --help            print this help text
    -V, --version         print version and copyright information

See also <http://ccache.samba.org>.
configure: failed program was:

#line 2690 "configure"
#include "confdefs.h"

main(){return(0);}