#if (defined(__linux__) && !defined(IPV6_PATHMTU)) /* for IPV6_PATHMTU */ # include <linux/in6.h> #endif syntax should be this? however, some error come out CC worker-vpn.o In file included from worker-vpn.c:51: /usr/include/linux/in6.h:31: error: redefinition of ?struct in6_addr? /usr/include/linux/in6.h:48: error: redefinition of ?struct sockaddr_in6? /usr/include/linux/in6.h:56: error: redefinition of ?struct ipv6_mreq? make[4]: *** [worker-vpn.o] Error 1 make[4]: Leaving directory `/root/ocserv-0.10.6/src' make[3]: *** [all-recursive] Error 1 make[3]: Leaving directory `/root/ocserv-0.10.6/src' make[2]: *** [all] Error 2 make[2]: Leaving directory `/root/ocserv-0.10.6/src' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/root/ocserv-0.10.6' make: *** [all] Error 2 2015-07-08 17:16 GMT+08:00 Edmond Chu <edmond25 at gmail.com>: > CC worker-vpn.o > worker-vpn.c:49:25: error: operator '&&' has no right operand > make[4]: *** [worker-vpn.o] Error 1 > make[4]: Leaving directory `/root/ocserv-0.10.6/src' > make[3]: *** [all-recursive] Error 1 > make[3]: Leaving directory `/root/ocserv-0.10.6/src' > make[2]: *** [all] Error 2 > make[2]: Leaving directory `/root/ocserv-0.10.6/src' > make[1]: *** [all-recursive] Error 1 > make[1]: Leaving directory `/root/ocserv-0.10.6' > make: *** [all] Error 2 > > I copy and paste you new amendment to worker-vpn.c. it prompts above > > 2015-07-08 17:01 GMT+08:00 Nikos Mavrogiannopoulos > <n.mavrogiannopoulos at gmail.com>: >> On Wed, Jul 8, 2015 at 3:58 AM, Edmond Chu <edmond25 at gmail.com> wrote: >>> Hi, >>> When I try to update OCSERV to lastest version 0.10.6 from 0.10.1, it >>> prompts error as following: >> >> I realized the is a conflict in some versions of glibc. If you change >> in worker-vpn.c the following >> >> #ifdef __linux__ >> /* for IPV6_PATHMTU */ >> # include <linux/in6.h> >> #endif >> >> with >> >> #if defined(__linux__) && !defined(IPV6_PATHMTU) >> /* for IPV6_PATHMTU */ >> # include <linux/in6.h> >> #endif >> >> does it avoid the compilation error?