--- ulogd-2.0.4.orig/configure.ac 2014-03-23 16:30:50.000000000 +0100 +++ ulogd-2.0.4/configure.ac 2014-04-16 06:48:35.000000000 +0200 @@ -24,7 +24,7 @@ AC_SUBST([libdl_LIBS]) dnl Checks for header files. AC_HEADER_DIRENT AC_HEADER_STDC -AC_CHECK_HEADERS(fcntl.h unistd.h) +AC_CHECK_HEADERS(fcntl.h unistd.h sys/queue.h) dnl Checks for typedefs, structures, and compiler characteristics. AC_C_CONST