--- configure.ac~ 2013-12-20 12:48:07.000000000 +0400 +++ configure.ac 2014-01-04 06:58:24.591730248 +0400 @@ -11,6 +11,9 @@ AC_PROG_LIBTOOL AM_PROG_CC_C_O +# check for large file support +AC_SYS_LARGEFILE + dnl === Enable less verbose output when building. m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])