AC_CHECK_HEADER(ext2fs/ext2fs.h, [ext2fs_h=yes], [ext2fs_h=no])
AC_CHECK_LIB(ext2fs, ext2fs_open, [ext2fs_lib=yes], [ext2fs_lib=no], [-lcom_err])
if test "$ext2fs_h" = no -o "$ext2fs_lib" = no; then
AC_CHECK_HEADER(ext2fs/ext2fs.h, [ext2fs_h=yes], [ext2fs_h=no])
AC_CHECK_LIB(ext2fs, ext2fs_open, [ext2fs_lib=yes], [ext2fs_lib=no], [-lcom_err])
if test "$ext2fs_h" = no -o "$ext2fs_lib" = no; then