--- dmtx-utils-0.7.4/configure.ac~ 2016-12-25 17:41:49.000000000 +0100 +++ dmtx-utils-0.7.4/configure.ac 2016-12-25 17:43:52.006935201 +0100 @@ -20,7 +20,6 @@ AC_CHECK_HEADERS([sysexits.h]) AC_CHECK_HEADERS([getopt.h]) -AC_CHECK_FUNC([getopt_long], [], [ AC_LIBOBJ([getopt]) AC_LIBOBJ([getopt1]) ]) AC_ARG_ENABLE( [dmtxquery],