when enabling the cgi wrapper I get, generating wrappers.. "/var/www/cgi-bin/ikiwiki.cgi.c", line 91: warning: implicit function declaration: flock "/var/www/cgi-bin/ikiwiki.cgi.c", line 91: undefined symbol: LOCK_EX cc: acomp failed for /var/www/cgi-bin/ikiwiki.cgi.c failed to compile /var/www/cgi-bin/ikiwiki.cgi.c cc -V cc: Sun C 5.9 SunOS_i386 Patch 124868-01 2007/07/12 I don't know enough C to provide a patch, but from googling it, people seem to be suggesting fcntl has an alternative.