diff --git a/Headers/Additions/GNUstepGUI/config.h.in b/Headers/Additions/GNUstepGUI/config.h.in
index 8b2a01f23..221cfc0c6 100644
--- a/Headers/Additions/GNUstepGUI/config.h.in
+++ b/Headers/Additions/GNUstepGUI/config.h.in
@@ -24,6 +24,9 @@
 /* Define to 1 if you have the `getmntinfo' function. */
 #undef HAVE_GETMNTINFO
 
+/* Define to 1 if you have the `GifQuantizeBuffer' function. */
+#undef HAVE_GIFQUANTIZEBUFFER
+
 /* Have ImageMagick */
 #undef HAVE_IMAGEMAGICK
 
@@ -96,12 +99,18 @@
 /* Define to 1 if you have the <sys/mntent.h> header file. */
 #undef HAVE_SYS_MNTENT_H
 
+/* Define to 1 if you have the <sys/statvfs.h> header file. */
+#undef HAVE_SYS_STATVFS_H
+
 /* Define to 1 if you have the <sys/stat.h> header file. */
 #undef HAVE_SYS_STAT_H
 
 /* Define to 1 if you have the <sys/types.h> header file. */
 #undef HAVE_SYS_TYPES_H
 
+/* Define to 1 if you have the <sys/vfs.h> header file. */
+#undef HAVE_SYS_VFS_H
+
 /* Define to 1 if you have the <unicode/uchar.h> header file. */
 #undef HAVE_UNICODE_UCHAR_H
 
diff --git a/configure b/configure
index 42489f548..3e87b5094 100755
--- a/configure
+++ b/configure
@@ -4036,6 +4036,30 @@ _ACEOF
 fi
 done
 
+for ac_header in sys/statvfs.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "sys/statvfs.h" "ac_cv_header_sys_statvfs_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_statvfs_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_SYS_STATVFS_H 1
+_ACEOF
+
+fi
+
+done
+
+for ac_header in sys/vfs.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "sys/vfs.h" "ac_cv_header_sys_vfs_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_vfs_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_SYS_VFS_H 1
+_ACEOF
+
+fi
+
+done
+
 
 #--------------------------------------------------------------------
 # Simple way to add a bunch of paths to the flags
diff --git a/configure.ac b/configure.ac
index d50549496..ba7facf65 100644
--- a/configure.ac
+++ b/configure.ac
@@ -155,6 +155,8 @@ AC_CHECK_MEMBER(struct mntent.mnt_dir,[AC_DEFINE(MNT_MEMB,mnt_dir,mntent structu
 AC_CHECK_MEMBER(struct mntent.mnt_mountp,[AC_DEFINE(MNT_MEMB,mnt_mountp,mntent structure member name)],,[#include <sys/mntent.h>])
 AC_FUNC_GETMNTENT
 AC_CHECK_FUNCS(getmntinfo)
+AC_CHECK_HEADERS(sys/statvfs.h)
+AC_CHECK_HEADERS(sys/vfs.h)
 
 #--------------------------------------------------------------------
 # Simple way to add a bunch of paths to the flags