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    execprefix="${prefix}"
    fi
    if test x"$libdir" = x""; then
    libdir="${execprefix}/lib"
    fi
    if test x"$bindir" = x""; then
    bindir="${execprefix}/bin"
    fi
    if test x"$tccdir" = x""; then
    tccdir="tcc"
    fi
    if test x"$docdir" = x""; then
    docdir="${sharedir}/doc/${tccdir}"
    fi
    if test x"$mandir" = x""; then
    mandir="${sharedir}/man"
    fi
    if test x"$infodir" = x""; then
    infodir="${sharedir}/info"
    fi
    tccdir="${libdir}/${tccdir}"
fi # mingw32

if test x"$includedir" = x""; then
includedir="${prefix}/include"
fi

if test x"$show_help" = "xyes" ; then
cat << EOF
Usage: configure [options]
Options: [defaults in brackets after descriptions]

Standard options:
  --help                   print this message
  --prefix=PREFIX          install in PREFIX [$prefix]
  --exec-prefix=EPREFIX    install architecture-dependent files in EPREFIX
                           [same as prefix]
  --bindir=DIR             user executables in DIR [EPREFIX/bin]
  --libdir=DIR             object code libraries in DIR [EPREFIX/lib]
  --tccdir=DIR             installation directory [EPREFIX/lib/tcc]
  --includedir=DIR         C header files in DIR [PREFIX/include]
  --sharedir=DIR           documentation root DIR [PREFIX/share]
  --docdir=DIR             documentation in DIR [SHAREDIR/doc/tcc]
  --mandir=DIR             man documentation in DIR [SHAREDIR/man]
  --infodir=DIR            info documentation in DIR [SHAREDIR/info]

Advanced options (experts only):
  --source-path=PATH       path of source code [$source_path]
  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
  --sysroot=PREFIX         prepend PREFIX to library/include paths []
  --cc=CC                  use C compiler CC [$cc]
  --extra-cflags=          specify compiler flags [$CFLAGS]
  --extra-ldflags=         specify linker options []
  --strip-binaries         strip symbol tables from resulting binaries
  --disable-static         make libtcc.so instead of libtcc.a
  --disable-rpath          disable use of -rpath with the above
  --with-libgcc            use /lib/libgcc_s.so.1 instead of libtcc.a
  --enable-mingw32         build windows version on linux with mingw32
  --enable-cygwin          build windows version on windows with cygwin
  --enable-cross           build cross compilers
  --enable-assert          enable debug assertions
  --with-selinux           use mmap for exec mem [needs writable /tmp]
  --sysincludepaths=...    specify system include paths, colon separated
  --libpaths=...           specify system library paths, colon separated
  --crtprefix=...          specify locations of crt?.o, colon separated
  --elfinterp=...          specify elf interpreter
EOF
#echo "NOTE: The object files are build at the place where configure is launched"
exit 1
fi

cc="${cross_prefix}${cc}"
ar="${cross_prefix}${ar}"
strip="${cross_prefix}${strip}"

CONFTEST=./conftest$EXESUF

if test -z "$cross_prefix" ; then
  if ! $cc -o $CONFTEST $source_path/conftest.c 2>/dev/null ; then
    echo "configure: error: '$cc' failed to compile conftest.c."
  else
    bigendian="$($CONFTEST bigendian)"
    gcc_major="$($CONFTEST version)"
    gcc_minor="$($CONFTEST minor)"
    if test "$mingw32" = "no" ; then
      triplet="$($CONFTEST triplet)"
      if test -f "/usr/lib/$triplet/crti.o" ; then
        tcc_lddir="lib"
        multiarch_triplet="$triplet"
      elif test -f "/usr/lib64/crti.o" ; then
        tcc_lddir="lib64"
      fi

      if test "$cpu" = "armv4l" ; then
        if test "${triplet%eabihf}" != "$triplet" ; then
           confvars="$confvars arm_eabihf"
        elif test "${triplet%eabi}" != "$triplet" ; then
           confvars="$confvars arm_eabi"
        fi
        if grep -s -q "^Features.* \(vfp\|iwmmxt\) " /proc/cpuinfo ; then
           confvars="$confvars arm_vfp"
        fi
      fi

#      multiarch_triplet=${libc_dir#*/}
#      multiarch_triplet=${multiarch_triplet%/}
#      tcc_lddir="${libc_dir%%/*}"
#      if test -n "$multiarch_triplet" ; then
#        tcc_lddir="$tcc_lddir/$multiarch_triplet"
#      fi

      if test -f "/lib/ld-uClibc.so.0" ; then
        confvars="$confvars uClibc"
      fi
# gr: maybe for after the release:
#       tcc_elfinterp="$(ldd $CONFTEST | grep 'ld.*.so' | sed 's,\s*\(\S\+\).*,\1,')"
       # echo "elfinterp           $tcc_elfinterp"

    fi
  fi
else