Invocation: ./configure --host=i686-w64-mingw32 --without-png --without-icu --without-liblzma --without-lzo2 --without-sdl --without-iconv --with-zlib=/home/lg/OpenTTD/lib/zlib-1.2.8
Detecing awk...
Trying: echo "a.c b.c c.c" | tr ' ' \n |  awk ' { ORS = " " } /\.c$/   { gsub(".c$",   ".o", $0); print $0; }' 2>/dev/null
Result: 'a.o b.o c.o '
checking awk... awk
detecting OS... MINGW
checking build system type... CC/CXX not set (skipping)
executing gcc -dumpmachine
  returned x86_64-linux-gnu
  exit code 0
checking build system type... x86_64-linux-gnu
executing i686-w64-mingw32-gcc -dumpmachine
  returned i686-w64-mingw32
  exit code 0
checking host system type... i686-w64-mingw32
checking universal build... no
checking build cc... gcc
checking host cc... i686-w64-mingw32-gcc
checking build c++... CC/CXX not set (skipping)
executing g++ -dumpmachine
  returned x86_64-linux-gnu
  exit code 0
checking build c++... g++
executing i686-w64-mingw32-g++ -dumpmachine
  returned i686-w64-mingw32
  exit code 0
checking host c++... i686-w64-mingw32-g++
executing i686-w64-mingw32-windres -V
  returned GNU windres (GNU Binutils) 2.23.52.20130620
Copyright 2013 Free Software Foundation, Inc.
This program is free software; you may redistribute it under the terms of
the GNU General Public License version 3 or (at your option) any later version.
This program has absolutely no warranty.
  exit code 0
checking host windres... i686-w64-mingw32-windres
checking strip... disabled
checking builtin depend... yes
checking makedepend... disabled
executing i686-w64-mingw32-g++  tmp.64bit.cpp -o tmp.64bit -DTESTING 2>&1
  returned In file included from tmp.64bit.cpp:2:0:
src/stdafx.h:376:72: error: size of array ‘__ct_assert__’ is negative
  #define assert_compile(expr) typedef int __ct_assert__[1 - 2 * !(expr)]
                                                                        ^
tmp.64bit.cpp:3:1: note: in expansion of macro ‘assert_compile’
 assert_compile(sizeof(size_t) == 8);
 ^
  exit code 1
detecting cpu-type... 32 bits
executing i686-w64-mingw32-g++ -msse4.1  tmp.sse.cpp -o tmp.sse 2>&1
  returned
  exit code 0
detecting SSE... found
checking static... yes
checking unicode... yes
using debug level... no
using desync debug level... no
using link time optimization... no
checking OSX sysroot... not OSX, skipping
detecting allegro
executing pkg-config allegro --modversion
  returned
  exit code 1
checking allegro... not found
checking SDL... disabled
checking COCOA... not OSX, skipping
checking GDI video driver... found
checking dedicated... not selected
checking console application... disabled (only used when forced)
checking network... found
checking squirrel... found
checking translator... no
checking assert... enabled
detecting zlib
executing /home/lg/OpenTTD/lib/zlib-1.2.8 --modversion
  returned
  exit code 2
checking zlib... not found
configure: error: pkg-config zlib couldn't be found
configure: error: you supplied '/home/lg/OpenTTD/lib/zlib-1.2.8', but it seems invalid