here is the output from my make command: I see that res_init is defined in resolve.h on my system in /usr/include/resolve.h, I don't know where to look for yywrap problem. Thanks Todd. make Making all in src make all-recursive Making all in . gcc -g -O2 -Wall -I/opt/a/src/syslog-ng/SunOS5.8/libol-0.3.3/src -D_GNU_SOURCE -o syslog-ng main.o sources.o center.o filters.o destinations.o log.o cfgfile.o cfg-grammar.o cfg-lex.o affile.o afsocket.o afunix.o afinet.o afinter.o afuser.o afstreams.o afprogram.o afremctrl.o nscache.o utils.o syslog-names.o getopt.o getopt1.o -lpthread -ldoor /opt/a/src/syslog-ng/SunOS5.8/libol-0.3.3/src/.libs/libol.a -lsocket -lnsl -lxnet Undefined first referenced symbol in file res_init main.o yywrap cfg-lex.o ld: fatal: Symbol referencing errors. No output written to syslog-ng collect2: ld returned 1 exit status *** Error code 1 make: Fatal error: Command failed for target `syslog-ng' Current working directory /opt/a/src/syslog-ng/SunOS5.8/syslog-ng-1.5.21/src *** Error code 1 make: Fatal error: Command failed for target `all-recursive' Current working directory /opt/a/src/syslog-ng/SunOS5.8/syslog-ng-1.5.21/src *** Error code 1 make: Fatal error: Command failed for target `all-recursive-am' Current working directory /opt/a/src/syslog-ng/SunOS5.8/syslog-ng-1.5.21/src *** Error code 1 make: Fatal error: Command failed for target `all-recursive' -- ToddNess - EDS/StorageTek Infrastructure Specialist 303-661-5854 Better to keep quiet and be thought wise than to speak up and remove all doubt.