Configure error cannot run c compiled programs

==> Making package: lib32-libxkbcommon 0.5.0-1 (Mon May 11 00:17:05 EEST 2015)
==> Checking runtime dependencies...
==> Checking buildtime dependencies...
==> Retrieving sources...
  -> Found libxkbcommon-0.5.0.tar.xz
==> Validating source files with sha256sums...
    libxkbcommon-0.5.0.tar.xz ... Passed
==> Extracting sources...
  -> Extracting libxkbcommon-0.5.0.tar.xz with bsdtar
bsdtar: Failed to set default locale
==> Starting prepare()...
==> Removing existing $pkgdir/ directory...
==> Starting build()...
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /usr/bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether to enable maintainer-specific portions of Makefiles... yes
checking for style of include used by make... GNU
checking for gcc... gcc -m32
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... configure: error: in `/mnt/tmp/yaourt-tmp-tsester/aur-lib32-libxkbcommon/src/libxkbcommon-0.5.0':
configure: error: cannot run C compiled programs.
If you meant to cross compile, use `--host'.
See `config.log' for more details
==> ERROR: A failure occurred in build().
    Aborting...

#
# /etc/makepkg.conf
#
#########################################################################
# SOURCE ACQUISITION
#########################################################################
#
#-- The download utilities that makepkg should use to acquire sources
#  Format: 'protocol::agent'
DLAGENTS=('ftp::/usr/bin/curl -fC - --ftp-pasv --retry 3 --retry-delay 3 -o %o %u'
          'http::/usr/bin/curl -fLC - --retry 3 --retry-delay 3 -o %o %u'
          'https::/usr/bin/curl -fLC - --retry 3 --retry-delay 3 -o %o %u'
          'rsync::/usr/bin/rsync --no-motd -z %u %o'
          'scp::/usr/bin/scp -C %u %o')
# Other common tools:
# /usr/bin/snarf
# /usr/bin/lftpget -c
# /usr/bin/wget
#-- The package required by makepkg to download VCS sources
#  Format: 'protocol::package'
VCSCLIENTS=('bzr::bzr'
            'git::git'
            'hg::mercurial'
            'svn::subversion')
#########################################################################
# ARCHITECTURE, COMPILE FLAGS
#########################################################################
#
CARCH="x86_64"
CHOST="x86_64-unknown-linux-gnu"
#-- Compiler and Linker Flags
# -march (or -mcpu) builds exclusively for an architecture
# -mtune optimizes for an architecture, but builds for whole processor family
CPPFLAGS="-D_FORTIFY_SOURCE=2"
CFLAGS="-march=core2 -m64 -mfpmath=sse -O2 -fomit-frame-pointer -pipe -fstack-protector --param=ssp-buffer-size=4"
CXXFLAGS="${CFLAGS}"
LDFLAGS="-Wl,-O1,--sort-common,--as-needed,-z,relro"
#-- Make Flags: change this for DistCC/SMP systems
MAKEFLAGS="-j5"
#-- Debugging flags
DEBUG_CFLAGS="-g -fvar-tracking-assignments"
DEBUG_CXXFLAGS="-g -fvar-tracking-assignments"
#########################################################################
# BUILD ENVIRONMENT
#########################################################################
#
# Defaults: BUILDENV=(!distcc color !ccache check !sign)
#  A negated environment option will do the opposite of the comments below.
#
#-- distcc:   Use the Distributed C/C++/ObjC compiler
#-- color:    Colorize output messages
#-- ccache:   Use ccache to cache compilation
#-- check:    Run the check() function if present in the PKGBUILD
#-- sign:     Generate PGP signature file
#
BUILDENV=(!distcc color !ccache check !sign)
#
#-- If using DistCC, your MAKEFLAGS will also need modification. In addition,
#-- specify a space-delimited list of hosts running in the DistCC cluster.
#DISTCC_HOSTS=""
#
#-- Specify a directory for package building.
#BUILDDIR=/tmp/makepkg
#########################################################################
# GLOBAL PACKAGE OPTIONS
#   These are default values for the options=() settings
#########################################################################
#
# Default: OPTIONS=(strip docs !libtool !staticlibs emptydirs zipman purge !upx !debug)
#  A negated option will do the opposite of the comments below.
#
#-- strip:      Strip symbols from binaries/libraries
#-- docs:       Save doc directories specified by DOC_DIRS
#-- libtool:    Leave libtool (.la) files in packages
#-- staticlibs: Leave static library (.a) files in packages
#-- emptydirs:  Leave empty directories in packages
#-- zipman:     Compress manual (man and info) pages in MAN_DIRS with gzip
#-- purge:      Remove files specified by PURGE_TARGETS
#-- upx:        Compress binary executable files using UPX
#-- debug:      Add debugging flags as specified in DEBUG_* variables
#
OPTIONS=(strip docs !libtool !staticlibs emptydirs zipman purge !upx !debug)
#-- File integrity checks to use. Valid: md5, sha1, sha256, sha384, sha512
INTEGRITY_CHECK=(md5)
#-- Options to be used when stripping binaries. See `man strip' for details.
STRIP_BINARIES="--strip-all"
#-- Options to be used when stripping shared libraries. See `man strip' for details.
STRIP_SHARED="--strip-unneeded"
#-- Options to be used when stripping static libraries. See `man strip' for details.
STRIP_STATIC="--strip-debug"
#-- Manual (man and info) directories to compress (if zipman is specified)
MAN_DIRS=({usr{,/local}{,/share},opt/*}/{man,info})
#-- Doc directories to remove (if !docs is specified)
DOC_DIRS=(usr/{,local/}{,share/}{doc,gtk-doc} opt/*/{doc,gtk-doc})
#-- Files to be removed from all packages (if purge is specified)
PURGE_TARGETS=(usr/{,share}/info/dir .packlist *.pod)

#########################################################################
# PACKAGE OUTPUT
#########################################################################
#
# Default: put built package and cached source in build directory
#
#-- Destination: specify a fixed directory where all packages will be placed
#PKGDEST=/home/packages
#-- Source cache: specify a fixed directory where source files will be cached
#SRCDEST=/home/sources
#-- Source packages: specify a fixed directory where all src packages will be placed
#SRCPKGDEST=/home/srcpackages
#-- Log files: specify a fixed directory where all log files will be placed
#LOGDEST=/home/makepkglogs
#-- Packager: name/email of the person or organization building packages
#PACKAGER="John Doe <john@doe.com>"
#-- Specify a key to use for package signing
#GPGKEY=""

#########################################################################
# COMPRESSION DEFAULTS
#########################################################################
#
COMPRESSGZ=(gzip -c -f -n)
COMPRESSBZ2=(bzip2 -c -f)
COMPRESSXZ=(xz -c -z -)
COMPRESSLRZ=(lrzip -q)
COMPRESSLZO=(lzop -q)
COMPRESSZ=(compress -c -f)

#########################################################################
# EXTENSION DEFAULTS
#########################################################################
#
# WARNING: Do NOT modify these variables unless you know what you are
#          doing.
#
PKGEXT='.pkg.tar.xz'
SRCEXT='.src.tar.gz'

# vim: set ft=sh ts=2 sw=2 et:

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

It was created by libxkbcommon configure 0.5.0, which was
generated by GNU Autoconf 2.69.  Invocation command line was

  $ ./configure --prefix=/usr --libdir=/usr/lib32 --disable-docs --disable-static

## --------- ##
## Platform. ##
## --------- ##

hostname = Arch
uname -m = x86_64
uname -r = 4.0.1-1-ARCH
uname -s = Linux
uname -v = #1 SMP PREEMPT Wed Apr 29 12:00:26 CEST 2015

/usr/bin/uname -p = unknown
/bin/uname -X     = unknown

/bin/arch              = unknown
/usr/bin/arch -k       = unknown
/usr/convex/getsysinfo = unknown
/usr/bin/hostinfo      = unknown
/bin/machine           = unknown
/usr/bin/oslevel       = unknown
/bin/universe          = unknown

PATH: /usr/local/sbin
PATH: /usr/local/bin
PATH: /usr/bin
PATH: /usr/lib/jvm/default/bin
PATH: /usr/bin/site_perl
PATH: /usr/bin/vendor_perl
PATH: /usr/bin/core_perl


## ----------- ##
## Core tests. ##
## ----------- ##

configure:2424: checking for a BSD-compatible install
configure:2492: result: /usr/bin/install -c
configure:2503: checking whether build environment is sane
configure:2558: result: yes
configure:2709: checking for a thread-safe mkdir -p
configure:2748: result: /usr/bin/mkdir -p
configure:2755: checking for gawk
configure:2771: found /usr/bin/gawk
configure:2782: result: gawk
configure:2793: checking whether make sets $(MAKE)
configure:2815: result: yes
configure:2844: checking whether make supports nested variables
configure:2861: result: yes
configure:2987: checking whether to enable maintainer-specific portions of Makefiles
configure:2996: result: yes
configure:3023: checking for style of include used by make
configure:3051: result: GNU
configure:3122: checking for gcc
configure:3149: result: gcc -m32
configure:3378: checking for C compiler version
configure:3387: gcc -m32 --version >&5
gcc (GCC) 5.1.0
Copyright (C) 2015 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

configure:3398: $? = 0
configure:3387: gcc -m32 -v >&5
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-unknown-linux-gnu/5.1.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: /build/gcc-multilib/src/gcc-5-20150505/configure --prefix=/usr --libdir=/usr/lib --libexecdir=/usr/lib --mandir=/usr/share/man --infodir=/usr/share/info --with-bugurl=https://bugs.archlinux.org/ --enable-languages=c,c++,ada,fortran,go,lto,objc,obj-c++ --enable-shared --enable-threads=posix --enable-libmpx --with-system-zlib --with-isl --enable-__cxa_atexit --disable-libunwind-exceptions --enable-clocale=gnu --disable-libstdcxx-pch --disable-libssp --enable-gnu-unique-object --enable-linker-build-id --enable-lto --enable-plugin --enable-install-libiberty --with-linker-hash-style=gnu --enable-gnu-indirect-function --enable-multilib --disable-werror --enable-checking=release --with-default-libstdcxx-abi=c++98
Thread model: posix
gcc version 5.1.0 (GCC) 
configure:3398: $? = 0
configure:3387: gcc -m32 -V >&5
gcc: error: unrecognized command line option '-V'
gcc: fatal error: no input files
compilation terminated.
configure:3398: $? = 1
configure:3387: gcc -m32 -qversion >&5
gcc: error: unrecognized command line option '-qversion'
gcc: fatal error: no input files
compilation terminated.
configure:3398: $? = 1
configure:3418: checking whether the C compiler works
configure:3440: gcc -m32 -march=core2 -m64 -mfpmath=sse -O2 -fomit-frame-pointer -pipe -fstack-protector --param=ssp-buffer-size=4 -D_FORTIFY_SOURCE=2 -Wl,-O1,--sort-common,--as-needed,-z,relro conftest.c  >&5
configure:3444: $? = 0
configure:3492: result: yes
configure:3495: checking for C compiler default output file name
configure:3497: result: a.out
configure:3503: checking for suffix of executables
configure:3510: gcc -m32 -o conftest -march=core2 -m64 -mfpmath=sse -O2 -fomit-frame-pointer -pipe -fstack-protector --param=ssp-buffer-size=4 -D_FORTIFY_SOURCE=2 -Wl,-O1,--sort-common,--as-needed,-z,relro conftest.c  >&5
configure:3514: $? = 0
configure:3536: result: 
configure:3558: checking whether we are cross compiling
configure:3566: gcc -m32 -o conftest -march=core2 -m64 -mfpmath=sse -O2 -fomit-frame-pointer -pipe -fstack-protector --param=ssp-buffer-size=4 -D_FORTIFY_SOURCE=2 -Wl,-O1,--sort-common,--as-needed,-z,relro conftest.c  >&5
In file included from /usr/include/stdio.h:27:0,
                 from conftest.c:11:
/usr/include/features.h:365:25: fatal error: sys/cdefs.h: No such file or directory
compilation terminated.
configure:3570: $? = 1
configure:3577: ./conftest
./configure: line 3579: ./conftest: No such file or directory
configure:3581: $? = 127
configure:3588: error: in `/mnt/tmp/yaourt-tmp-tsester/aur-lib32-libxkbcommon/src/libxkbcommon-0.5.0':
configure:3590: error: cannot run C compiled programs.
If you meant to cross compile, use `--host'.
See `config.log' for more details

## ---------------- ##
## Cache variables. ##
## ---------------- ##

ac_cv_env_CC_set=set
ac_cv_env_CC_value='gcc -m32'
ac_cv_env_CFLAGS_set=set
ac_cv_env_CFLAGS_value='-march=core2 -m64 -mfpmath=sse -O2 -fomit-frame-pointer -pipe -fstack-protector --param=ssp-buffer-size=4'
ac_cv_env_CPPFLAGS_set=set
ac_cv_env_CPPFLAGS_value=-D_FORTIFY_SOURCE=2
ac_cv_env_CPP_set=
ac_cv_env_CPP_value=
ac_cv_env_DOT_set=
ac_cv_env_DOT_value=
ac_cv_env_DOXYGEN_set=
ac_cv_env_DOXYGEN_value=
ac_cv_env_LDFLAGS_set=set
ac_cv_env_LDFLAGS_value=-Wl,-O1,--sort-common,--as-needed,-z,relro
ac_cv_env_LIBS_set=
ac_cv_env_LIBS_value=
ac_cv_env_PKG_CONFIG_LIBDIR_set=
ac_cv_env_PKG_CONFIG_LIBDIR_value=
ac_cv_env_PKG_CONFIG_PATH_set=set
ac_cv_env_PKG_CONFIG_PATH_value=/usr/lib32/pkgconfig
ac_cv_env_PKG_CONFIG_set=
ac_cv_env_PKG_CONFIG_value=
ac_cv_env_XCB_XKB_CFLAGS_set=
ac_cv_env_XCB_XKB_CFLAGS_value=
ac_cv_env_XCB_XKB_LIBS_set=
ac_cv_env_XCB_XKB_LIBS_value=
ac_cv_env_XORG_MALLOC_DEBUG_ENV_set=
ac_cv_env_XORG_MALLOC_DEBUG_ENV_value=
ac_cv_env_YACC_set=
ac_cv_env_YACC_value=
ac_cv_env_YFLAGS_set=
ac_cv_env_YFLAGS_value=
ac_cv_env_build_alias_set=
ac_cv_env_build_alias_value=
ac_cv_env_host_alias_set=
ac_cv_env_host_alias_value=
ac_cv_env_target_alias_set=
ac_cv_env_target_alias_value=
ac_cv_path_install='/usr/bin/install -c'
ac_cv_path_mkdir=/usr/bin/mkdir
ac_cv_prog_AWK=gawk
ac_cv_prog_ac_ct_CC='gcc -m32'
ac_cv_prog_make_make_set=yes
am_cv_make_support_nested_variables=yes

## ----------------- ##
## Output variables. ##
## ----------------- ##

ACLOCAL='${SHELL} /mnt/tmp/yaourt-tmp-tsester/aur-lib32-libxkbcommon/src/libxkbcommon-0.5.0/build-aux/missing aclocal-1.14'
ADMIN_MAN_DIR=''
ADMIN_MAN_SUFFIX=''
AMDEPBACKSLASH=''
AMDEP_FALSE='#'
AMDEP_TRUE=''
AMTAR='$${TAR-tar}'
AM_BACKSLASH=''
AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
AM_DEFAULT_VERBOSITY='1'
AM_V='$(V)'
APP_MAN_DIR=''
APP_MAN_SUFFIX=''
AR=''
AUTOCONF='${SHELL} /mnt/tmp/yaourt-tmp-tsester/aur-lib32-libxkbcommon/src/libxkbcommon-0.5.0/build-aux/missing autoconf'
AUTOHEADER='${SHELL} /mnt/tmp/yaourt-tmp-tsester/aur-lib32-libxkbcommon/src/libxkbcommon-0.5.0/build-aux/missing autoheader'
AUTOMAKE='${SHELL} /mnt/tmp/yaourt-tmp-tsester/aur-lib32-libxkbcommon/src/libxkbcommon-0.5.0/build-aux/missing automake-1.14'
AWK='gawk'
BASE_CFLAGS=''
BUILD_LINUX_TESTS_FALSE=''
BUILD_LINUX_TESTS_TRUE=''
CC='gcc -m32'
CCDEPMODE=''
CFLAGS='-march=core2 -m64 -mfpmath=sse -O2 -fomit-frame-pointer -pipe -fstack-protector --param=ssp-buffer-size=4'
CHANGELOG_CMD=''
CPP=''
CPPFLAGS='-D_FORTIFY_SOURCE=2'
CWARNFLAGS=''
CYGPATH_W='echo'
DEFS=''
DEPDIR='.deps'
DLLTOOL=''
DOT=''
DOXYGEN=''
DRIVER_MAN_DIR=''
DRIVER_MAN_SUFFIX=''
DSYMUTIL=''
DUMPBIN=''
ECHO_C=''
ECHO_N='-n'
ECHO_T=''
EGREP=''
ENABLE_DOCS_FALSE=''
ENABLE_DOCS_TRUE=''
ENABLE_X11_FALSE=''
ENABLE_X11_TRUE=''
EXEEXT=''
FGREP=''
FILE_MAN_DIR=''
FILE_MAN_SUFFIX=''
GREP=''
HAVE_DOT=''
HAVE_DOT_FALSE=''
HAVE_DOT_TRUE=''
HAVE_DOXYGEN_FALSE=''
HAVE_DOXYGEN_TRUE=''
HAVE_NO_UNDEFINED_FALSE=''
HAVE_NO_UNDEFINED_TRUE=''
INSTALL_CMD=''
INSTALL_DATA='${INSTALL} -m 644'
INSTALL_PROGRAM='${INSTALL}'
INSTALL_SCRIPT='${INSTALL}'
INSTALL_STRIP_PROGRAM='$(install_sh) -c -s'
LD=''
LDFLAGS='-Wl,-O1,--sort-common,--as-needed,-z,relro'
LIBOBJS=''
LIBS=''
LIBTOOL=''
LIB_MAN_DIR=''
LIB_MAN_SUFFIX=''
LIPO=''
LN_S=''
LTLIBOBJS=''
MAINT=''
MAINTAINER_MODE_FALSE='#'
MAINTAINER_MODE_TRUE=''
MAKEINFO='${SHELL} /mnt/tmp/yaourt-tmp-tsester/aur-lib32-libxkbcommon/src/libxkbcommon-0.5.0/build-aux/missing makeinfo'
MANIFEST_TOOL=''
MAN_SUBSTS=''
MISC_MAN_DIR=''
MISC_MAN_SUFFIX=''
MKDIR_P='/usr/bin/mkdir -p'
NM=''
NMEDIT=''
OBJDUMP=''
OBJEXT=''
OTOOL64=''
OTOOL=''
PACKAGE='libxkbcommon'
PACKAGE_BUGREPORT='https://bugs.freedesktop.org/enter_bug.cgi?product=libxkbcommon'
PACKAGE_NAME='libxkbcommon'
PACKAGE_STRING='libxkbcommon 0.5.0'
PACKAGE_TARNAME='libxkbcommon'
PACKAGE_URL='http://xkbcommon.org'
PACKAGE_VERSION='0.5.0'
PATH_SEPARATOR=':'
PKG_CONFIG=''
PKG_CONFIG_LIBDIR=''
PKG_CONFIG_PATH='/usr/lib32/pkgconfig'
RANLIB=''
RT_LIBS=''
SED=''
SET_MAKE=''
SHELL='/bin/sh'
STRICT_CFLAGS=''
STRIP=''
VERSION='0.5.0'
XCB_XKB_CFLAGS=''
XCB_XKB_LIBS=''
XKBCONFIGROOT=''
XLOCALEDIR=''
XORG_MALLOC_DEBUG_ENV=''
XORG_MAN_PAGE=''
YACC=''
YACC_INST=''
YFLAGS=''
ac_ct_AR=''
ac_ct_CC='gcc -m32'
ac_ct_DUMPBIN=''
am__EXEEXT_FALSE=''
am__EXEEXT_TRUE=''
am__fastdepCC_FALSE=''
am__fastdepCC_TRUE=''
am__include='include'
am__isrc=''
am__leading_dot='.'
am__nodep='_no'
am__quote=''
am__tar='$${TAR-tar} chof - "$$tardir"'
am__untar='$${TAR-tar} xf -'
bindir='${exec_prefix}/bin'
build=''
build_alias=''
build_cpu=''
build_os=''
build_vendor=''
datadir='${datarootdir}'
datarootdir='${prefix}/share'
docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
dvidir='${docdir}'
exec_prefix='NONE'
host=''
host_alias=''
host_cpu=''
host_os=''
host_vendor=''
htmldir='${docdir}'
includedir='${prefix}/include'
infodir='${datarootdir}/info'
install_sh='${SHELL} /mnt/tmp/yaourt-tmp-tsester/aur-lib32-libxkbcommon/src/libxkbcommon-0.5.0/build-aux/install-sh'
libdir='/usr/lib32'
libexecdir='${exec_prefix}/libexec'
localedir='${datarootdir}/locale'
localstatedir='${prefix}/var'
mandir='${datarootdir}/man'
mkdir_p='$(MKDIR_P)'
oldincludedir='/usr/include'
pdfdir='${docdir}'
prefix='/usr'
program_transform_name='s,x,x,'
psdir='${docdir}'
sbindir='${exec_prefix}/sbin'
sharedstatedir='${prefix}/com'
sysconfdir='${prefix}/etc'
target_alias=''

## ----------- ##
## confdefs.h. ##
## ----------- ##

/* confdefs.h */
#define PACKAGE_NAME "libxkbcommon"
#define PACKAGE_TARNAME "libxkbcommon"
#define PACKAGE_VERSION "0.5.0"
#define PACKAGE_STRING "libxkbcommon 0.5.0"
#define PACKAGE_BUGREPORT "[url]https://bugs.freedesktop.org/enter_bug.cgi?product=libxkbcommon[/url]"
#define PACKAGE_URL "[url]http://xkbcommon.org[/url]"
#define PACKAGE "libxkbcommon"
#define VERSION "0.5.0"

configure: exit 1

hecking for x86_64-pc-linux-gnu-gcc... x86_64-pc-linux-gnu-gcc
checking environment state... ok
checking for i686-pc-linux-gnu-gcc... x86_64-pc-linux-gnu-gcc -m32
checking whether the C compiler works... checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... 
checking whether we are cross compiling... no
checking for suffix of object files... configure: error: in `/var/tmp/portage/sys-apps/sandbox-2.5/work/build-x86':
configure: error: cannot run C compiled programs.
If you meant to cross compile, use `--host'.
See `config.log' for more details
o
checking whether we are using the GNU C compiler... yes
checking whether x86_64-pc-linux-gnu-gcc accepts -g... 
!!! Please attach the following file when seeking support:
!!! /var/tmp/portage/sys-apps/sandbox-2.5/work/build-x86/config.log
 * ERROR: sys-apps/sandbox-2.5 failed (compile phase):
 *   econf failed
 * 
 * Call stack:
yes
checking for x86_64-pc-linux-gnu-gcc option to accept ISO C89...  *          ebuild.sh, line   85:  Called src_compile
 *        environment, line 2562:  Called multijob_child_init 'sb_configure'
 *        environment, line 2090:  Called sb_configure
 *        environment, line 2509:  Called econf
 *   phase-helpers.sh, line  467:  Called die
 * The specific snippet of code:
 *                      die "econf failed"
 * 
 * If you need support, post the output of `emerge --info '=sys-apps/sandbox-2.5'`,
 * the complete build log and the output of `emerge -pqv '=sys-apps/sandbox-2.5'`.
 * If configure failed with a 'cannot run C compiled programs' error, try this:
none needed
 * FEATURES=-sandbox emerge sandbox
checking for style of include used by make... /usr/lib64/portage/bin/isolated-functions.sh: line 214: wait: `econf failed': не идентификатор  процесса или правильное имя задачи
 * The complete build log is located at '/var/tmp/portage/sys-apps/sandbox-2.5/temp/build.log'.
GNU
 * The ebuild environment file is located at '/var/tmp/portage/sys-apps/sandbox-2.5/temp/environment'.
checking dependency style of x86_64-pc-linux-gnu-gcc...  * Working directory: '/var/tmp/portage/sys-apps/sandbox-2.5/work/build-x86'
 * S: '/var/tmp/portage/sys-apps/sandbox-2.5/work/sandbox-2.5'
gcc3
checking whether x86_64-pc-linux-gnu-gcc and cc understand -c and -o together... yes
checking for library containing strerror... none required
checking how to run the C preprocessor... x86_64-pc-linux-gnu-gcc -E
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking minix/config.h usability... no
checking minix/config.h presence... no
checking for minix/config.h... no
checking whether it is safe to define __EXTENSIONS__... yes

С -sandbox какая же ситуация.
Как это поправить?
cast megabaks