# Log file generated by
#
#   './configure --nofatal --disable-xpcom --disable-sdl-ttf --disable-pulse --disable-alsa --with-gcc=x86_64-pc-linux-gnu-gcc --with-g++=x86_64-pc-linux-gnu-g++ --target-arch=amd64 --with-linux= --build-headless'
#

***** Checking environment *****
Determined build machine: linux.amd64, target machine: linux.amd64


***** Checking kBuild *****
found


***** Checking gcc *****
found version 4.9.4


***** Checking Open Watcom *****
** Open Watcom was not found!

***** Checking iasl *****
found version 20160729


***** Checking xslt *****
found


***** Checking pthread *****
compiling the following source file:
#include <cstdio>
#include <pthread.h>
extern "C" int main(void)
{
  pthread_mutex_t mutex;
  if (pthread_mutex_init(&mutex, NULL)) {
    printf("pthread_mutex_init() failed\n");
    return 1;
  }
  if (pthread_mutex_lock(&mutex)) {
    printf("pthread_mutex_lock() failed\n");
    return 1;
  }
  if (pthread_mutex_unlock(&mutex)) {
    printf("pthread_mutex_unlock() failed\n");
    return 1;
  }
  printf("found, OK.\n");
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-lpthread"
executing the binary
found, OK.


***** Checking libxml2 *****
compiling the following source file:
#include <cstdio>
#include <libxml/xmlversion.h>
extern "C" int main(void)
{
  printf("found version %s", LIBXML_DOTTED_VERSION);
#if LIBXML_VERSION >= 20626
  printf(", OK.\n");
  return 0;
#else
  printf(", expected version 2.6.26 or higher\n");
  return 1;
#endif
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-lxml2  -lpthread -I/usr/include/libxml2"
executing the binary
found version 2.9.4, OK.


***** Checking libIDL *****
** libIDL-config (variable libIDL-config) not found!

***** Checking ssl *****
compiling the following source file:
#include <cstdio>
#include <openssl/opensslv.h>
#include <openssl/ssl.h>
extern "C" int main(void)
{
  printf("found version %s", OPENSSL_VERSION_TEXT);
  SSL_library_init();
#if OPENSSL_VERSION_NUMBER >= 0x00908000
  printf(", OK.\n");
  return 0;
#else
  printf(", expected version 0.9.8 or higher\n");
  return 1;
#endif
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc " -lssl -lcrypto"
executing the binary
found version OpenSSL 1.0.2k  26 Jan 2017, OK.


***** Checking libcurl *****
compiling the following source file:
#include <cstdio>
#include <curl/curl.h>
extern "C" int main(void)
{
  printf("found version %s", LIBCURL_VERSION);
#if 10000*LIBCURL_VERSION_MAJOR + 100*LIBCURL_VERSION_MINOR + LIBCURL_VERSION_PATCH >= 71901
  printf(", OK.\n");
  return 0;
#else
  printf(", expected version 7.19.1 or higher\n");
  return 1;
#endif
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-lcurl "
executing the binary
found version 7.53.0, OK.


***** Checking libvpx *****
Package vpx was not found in the pkg-config search path.
Perhaps you should add the directory containing `vpx.pc'
to the PKG_CONFIG_PATH environment variable
No package 'vpx' found
compiling the following source file:
#include <cstdio>
#include <vpx/vpx_codec.h>
extern "C" int main(void)
{
  int version = vpx_codec_version();
  int verMajor = VPX_VERSION_MAJOR(version);
  int verMinor = VPX_VERSION_MINOR(version);
  int verPatch = VPX_VERSION_PATCH(version);
  printf("found version %d.%d.%d", verMajor, verMinor, verPatch);
  if (   verMajor == 1 && verMinor >= 0
      || verMajor == 0 && verMinor == 9 && verPatch >= 5)
  {
      printf(", OK.\n");
      return 0;
  }
  else
  {
      printf(", expected version 0.9.5 or higher\n");
      return 1;
   }
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-lvpx "
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc:2:27: fatal error: vpx/vpx_codec.h: No such file or directory
 #include <vpx/vpx_codec.h>
                           ^
compilation terminated.
***** Checking zlib *****
compiling the following source file:
#include <cstdio>
#include <zlib.h>
extern "C" int main(void)
{
  printf("found version %s", ZLIB_VERSION);
#if ZLIB_VERNUM >= 0x1210
  printf(", OK.\n");
  return 0;
#else
  printf(", expected version 1.2.1 or higher\n");
  return 1;
#endif
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-lz "
executing the binary
found version 1.2.11, OK.


***** Checking libpng *****
compiling the following source file:
#include <cstdio>
#include <png.h>
extern "C" int main(void)
{
  printf("found version %s", PNG_LIBPNG_VER_STRING);
#if PNG_LIBPNG_VER >= 10205
  printf(", OK.\n");
  return 0;
#else
  printf(", expected version 1.2.5 or higher\n");
  return 1;
#endif
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-lpng "
executing the binary
found version 1.6.27+apng, OK.


***** Checking X libraries *****
compiling the following source file:
#include <cstdio>
#include <X11/Xlib.h>
extern "C" int main(void)
{
  Display *dpy;
  int scrn_num;
  Screen *scrn;
  Window win;

  dpy      = XOpenDisplay(NULL);
  scrn_num = DefaultScreen(dpy);
  scrn     = ScreenOfDisplay(dpy, scrn_num);
  win      = XCreateWindow(dpy, RootWindowOfScreen(scrn), 0, 0, 100, 100,
                           0, 16, InputOutput, CopyFromParent, 0, NULL);
  XDestroyWindow(dpy, win);
  XCloseDisplay(dpy);
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-L/usr/X11R6/lib -L/usr/X11R6/lib64 -L/usr/local/lib -lXext -lX11 "
***** Checking Xcursor *****
compiling the following source file:
#include <cstdio>
#include <X11/Xlib.h>
#include <X11/Xcursor/Xcursor.h>
extern "C" int main(void)
{
  XcursorImage *cursor = XcursorImageCreate (10, 10);
  XcursorImageDestroy(cursor);
  return 0;
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-L/usr/X11R6/lib -L/usr/X11R6/lib64 -L/usr/local/lib -lXext -lX11 -lXcursor -I/usr/local/include"
found


***** Checking Xinerama *****
compiling the following source file:
#include <X11/Xlib.h>
#include <X11/extensions/Xinerama.h>
extern "C" int main(void)
{
  Display *dpy;
  Bool flag;
  dpy = XOpenDisplay(NULL);
  if (dpy)
  {
    flag = XineramaIsActive(dpy);
    XCloseDisplay(dpy);
  }
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-L/usr/X11R6/lib -L/usr/X11R6/lib64 -L/usr/local/lib -lXext -lX11 -lXinerama -I/usr/local/include"
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc: In function 'int main()':
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc:6:8: warning: variable 'flag' set but not used [-Wunused-but-set-variable]
   Bool flag;
        ^
found


***** Checking Xrandr *****
compiling the following source file:
#include <X11/Xlib.h>
#include <X11/extensions/Xrandr.h>
extern "C" int main(void)
{
  Display *dpy;
  Bool flag;
  int major, minor;
  dpy = XOpenDisplay(NULL);
  if (dpy)
  {
    flag = XRRQueryVersion(dpy, &major, &minor);
    XCloseDisplay(dpy);
  }
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-L/usr/X11R6/lib -L/usr/X11R6/lib64 -L/usr/local/lib -lXext -lX11 -lXrandr -I/usr/local/include"
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc: In function 'int main()':
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc:6:8: warning: variable 'flag' set but not used [-Wunused-but-set-variable]
   Bool flag;
        ^
found


***** Checking Xmu *****
compiling the following source file:
#include <cstdio>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xmu/StdCmap.h>
extern "C" int main(void)
{
  Display *dpy;
  int scrn_num;
  Screen *scrn;

  dpy = XOpenDisplay(NULL);
  if (dpy)
  {
    scrn_num = DefaultScreen(dpy);
    scrn     = ScreenOfDisplay(dpy, scrn_num);
    Status status = XmuLookupStandardColormap(dpy, RootWindowOfScreen(scrn), 0,
                    24, XA_RGB_DEFAULT_MAP, False, True);
    printf("Status = %x\n", status);
    XCloseDisplay(dpy);
  }
  return 0;
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-L/usr/X11R6/lib -L/usr/X11R6/lib64 -L/usr/local/lib -lXext -lX11 -lXmu -I/usr/local/include"
found


***** Checking Mesa / GLU *****
compiling the following source file:
#include <cstdio>
#include <X11/Xlib.h>
#include <GL/glx.h>
#include <GL/glu.h>
extern "C" int main(void)
{
  return 0;
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-L/usr/X11R6/lib -L/usr/X11R6/lib64 -L/usr/local/lib -lXext -lX11 -lGL -I/usr/local/include"
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc:4:20: fatal error: GL/glu.h: No such file or directory
 #include <GL/glu.h>
                    ^
compilation terminated.
***** Checking Python support *****
compiling the following source file:
#include <cstdio>
#include <Python.h>
extern "C" int main(void)
{
  Py_Initialize();
  printf("found version %s", PY_VERSION);
#if PY_VERSION_HEX >= 0x02030000
  printf(", OK.\n");
  return 0;
#else
  printf(", expected version 2.3 or higher\n");
  return 1;
#endif
}
using the following command line:
x86_64-pc-linux-gnu-g++ -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc -I/usr/include/python2.7 /usr/lib/x86_64-linux-gnu/libpython2.7.so
x86_64-pc-linux-gnu-g++: error: /usr/lib/x86_64-linux-gnu/libpython2.7.so: No such file or directory
compiling the following source file:
#include <cstdio>
#include <Python.h>
extern "C" int main(void)
{
  Py_Initialize();
  printf("found version %s", PY_VERSION);
#if PY_VERSION_HEX >= 0x02030000
  printf(", OK.\n");
  return 0;
#else
  printf(", expected version 2.3 or higher\n");
  return 1;
#endif
}
using the following command line:
x86_64-pc-linux-gnu-g++ -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc -I/usr/include/python2.7 /usr/lib/i386-linux-gnu/libpython2.7.so
x86_64-pc-linux-gnu-g++: error: /usr/lib/i386-linux-gnu/libpython2.7.so: No such file or directory
compiling the following source file:
#include <cstdio>
#include <Python.h>
extern "C" int main(void)
{
  Py_Initialize();
  printf("found version %s", PY_VERSION);
#if PY_VERSION_HEX >= 0x02030000
  printf(", OK.\n");
  return 0;
#else
  printf(", expected version 2.3 or higher\n");
  return 1;
#endif
}
using the following command line:
x86_64-pc-linux-gnu-g++ -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc -I/usr/include/python2.7 /usr/lib64/libpython2.7.so
In file included from /usr/include/python2.7/Python.h:8:0,
                 from /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc:2:
/usr/include/python2.7/pyconfig.h:1193:0: warning: "_POSIX_C_SOURCE" redefined
 #define _POSIX_C_SOURCE 200112L
 ^
In file included from /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.4/include/g++-v4/x86_64-pc-linux-gnu/bits/os_defines.h:39:0,
                 from /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.4/include/g++-v4/x86_64-pc-linux-gnu/bits/c++config.h:430,
                 from /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.4/include/g++-v4/cstdio:41,
                 from /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc:1:
/usr/include/features.h:225:0: note: this is the location of the previous definition
 # define _POSIX_C_SOURCE 200809L
 ^
In file included from /usr/include/python2.7/Python.h:8:0,
                 from /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc:2:
/usr/include/python2.7/pyconfig.h:1215:0: warning: "_XOPEN_SOURCE" redefined
 #define _XOPEN_SOURCE 600
 ^
In file included from /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.4/include/g++-v4/x86_64-pc-linux-gnu/bits/os_defines.h:39:0,
                 from /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.4/include/g++-v4/x86_64-pc-linux-gnu/bits/c++config.h:430,
                 from /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.4/include/g++-v4/cstdio:41,
                 from /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc:1:
/usr/include/features.h:166:0: note: this is the location of the previous definition
 # define _XOPEN_SOURCE 700
 ^
executing the binary
found version 2.7.12, OK.


***** Checking Java support *****



***** Checking static stc++ library *****
compiling the following source file:
#include <string>

extern "C" int main(void)
{
  std::string s = "test";
  return 0;
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.4/libstdc++.a"
found


***** Checking Linux kernel sources *****
compiling the following source file:
#include <linux/version.h>
int printf(const char *format, ...);
int main(void)
{
  printf("found version %d.%d.%d",  LINUX_VERSION_CODE / 65536,
                                   (LINUX_VERSION_CODE % 65536) / 256,
                                    LINUX_VERSION_CODE          % 256);
#if LINUX_VERSION_CODE > KERNEL_VERSION(2,4,0)
  printf(", OK.\n");
  return 0;
#else
  printf(", expected version 2.4.0 or higher\n");
  return 1;
#endif
}
using the following command line:
x86_64-pc-linux-gnu-gcc -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.c -nostdinc -I/include  -I/include/generated/uapi
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.c:1:27: error: no include path in which to search for linux/version.h
 #include <linux/version.h>
                           ^
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.c: In function 'main':
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.c:5:37: error: 'LINUX_VERSION_CODE' undeclared (first use in this function)
   printf("found version %d.%d.%d",  LINUX_VERSION_CODE / 65536,
                                     ^
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.c:5:37: note: each undeclared identifier is reported only once for each function it appears in
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.c:8:40: error: missing binary operator before token "("
 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,4,0)
                                        ^
***** Checking libdevmapper *****
compiling the following source file:
#include <cstdio>
extern "C" {
#define private
#include <libdevmapper.h>
int main()
{
  char version[80];

  if (!dm_get_library_version(version, sizeof(version)))
  {
    printf("dm_get_library_version() failed.\n");
    return 1;
  }

  const char* v=version;
  unsigned int major = 0, minor = 0, micro = 0;

  for (; *v !='.' && *v != '\0'; v++) major = major*10 + *v-'0';
  if (*v == '.') v++;
  for (; *v !='.' && *v != '\0'; v++) minor = minor*10 + *v-'0';
  if (*v == '.') v++;
  for (; *v !='.' && *v != '\0'; v++) micro = micro*10 + *v-'0';

  printf("found version %s", version);
  if (major*10000 + minor*100 + micro >= 10200)
  {
    printf(", OK.\n");
    return 0;
  }
  else
  {
    printf(", expected version 1.02 or higher\n");
    return 1;
  }
}
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-ldevmapper "
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc:4:26: fatal error: libdevmapper.h: No such file or directory
 #include <libdevmapper.h>
                          ^
compilation terminated.
***** Checking libcap library *****
compiling the following source file:
#include <cstdio>
#include <sys/types.h>
#include <linux/types.h>
#include <sys/capability.h>

extern "C" int main(void)
{
  char buf[1024];
  cap_t caps = cap_get_proc();
  snprintf(buf, sizeof(buf), "Current caps are '%s'\n", cap_to_text(caps, NULL));
  return 0;
}
using the following command line:
x86_64-pc-linux-gnu-g++  -g -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.cc "-lcap"
executing the binary


found


***** Checking compiler.h *****
compiler.h not found


***** Checking 32-bit support *****
compiling the following source file:
#include <stdint.h>
int main(void)
{
  return 0;
}
using the following command line:
x86_64-pc-linux-gnu-gcc -m32 -O -Wall -o /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_out /var/tmp/portage/x11-drivers/xf86-video-virtualbox-5.0.32/work/VirtualBox-5.0.32/.tmp_src.c
executing the binary