[Users] 1.1.0 Compiling for Solaris 10

Hi, i can not compile openser 1.1.0 for solaris 10. any idea why? gcc -g -O9 -funroll-loops -Wall -mcpu=ultrasparc -mtune=ultrasparc -DNAME='"openser"' -DVERSION='"1.1.0-notls"' -DARCH='"sparc64"' -DOS='"solaris"' -DCOMPILER='"gcc 3.4.3"' -D__CPU_sparc64 -D__OS_solaris -D__SMP_no -DCFG_DIR='"/usr/local/etc/openser/"' -DPKG_MALLOC -DSHM_MEM -DSHM_MMAP -DUSE_IPV6 -DUSE_MCAST -DUSE_TCP -DDISABLE_NAGLE -DHAVE_RESOLV_RES -DF_MALLOC -DSTATISTICS -DFAST_LOCK -DADAPTIVE_WAIT -DADAPTIVE_WAIT_LOOPS=1024 -DHAVE_GETIPNODEBYNAME -DHAVE_SYS_SOCKIO_H -DHAVE_SCHED_YIELD -DHAVE_ALLOCA_H -DUSE_SIGACTION -DHAVE_DEVPOLL -DHAVE_SELECT -c cfg.tab.c -o cfg.tab.o /usr/ccs/bin/yaccpar:5: warning: ignoring #pragma ident cfg.y: In function `yyparse': cfg.y:859: error: `IPTOS_MINCOST' undeclared (first use in this function) cfg.y:859: error: (Each undeclared identifier is reported only once cfg.y:859: error: for each function it appears in.) /usr/ccs/bin/yaccpar:164: warning: label `yynewstate' defined but not used /usr/ccs/bin/yaccpar:374: warning: label `yyerrlab' defined but not used gmake: *** [cfg.tab.o] Error 1