Use the autoconf variable  as BZ_BUILD_OS
Use the autoconf variable  as BZ_BUILD_OS


kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1