*** libspread-util/src/data_link.c.orig	2016-11-22 21:07:12.000000000 +0100
--- libspread-util/src/data_link.c	2016-12-13 09:32:34.707739959 +0100
***************
*** 167 ****
!  * TODO: check on sizeof setsockopt types across platforms (i.e. - Sun: char vs. int)
--- 167 ----
!  * DONE: check on sizeof setsockopt types across platforms (i.e. - Sun: char vs. int)
***************
*** 174 ****
--- 175,176 ----
+   int           on =1, off =0;
+   unsigned char one=1, zero=0;
***************
*** 176 ****
!   Alarmp(SPLOG_INFO, DATA_LINK, "DL_init_channel_gen: creating a SOCK_DGRAM socket of family %d\n", family);
--- 178 ----
!   Alarmp(SPLOG_INFO, DATA_LINK, "DL_init_channel_gen: 5.0.0-rc1-p1 creating a SOCK_DGRAM socket of family %d\n", family);
***************
*** 200 ****
!       if (setsockopt(chan, SOL_SOCKET, SO_BROADCAST, (tmp = 1, &tmp), sizeof(tmp)))
--- 202 ----
!       if (setsockopt(chan, SOL_SOCKET, SO_BROADCAST, (char *)&on, sizeof(on)))
***************
*** 205 ****
!       if (setsockopt(chan, IPPROTO_IP, IP_MULTICAST_TTL, (tmp = 1, &tmp), sizeof(tmp))) 
--- 207 ----
!       if (setsockopt(chan, IPPROTO_IP, IP_MULTICAST_TTL, (void *)&one, sizeof(one))) 
***************
*** 213 ****
!         if (setsockopt(chan, IPPROTO_IP, IP_MULTICAST_LOOP, (tmp = 0, &tmp), sizeof(tmp)))
--- 215 ----
!         if (setsockopt(chan, IPPROTO_IP, IP_MULTICAST_LOOP, (void *)&zero, sizeof(zero)))
***************
*** 221 ****
!       if (setsockopt(chan, IPPROTO_IPV6, IPV6_MULTICAST_HOPS, (tmp = 1, &tmp), sizeof(tmp))) 
--- 223 ----
!       if (setsockopt(chan, IPPROTO_IPV6, IPV6_MULTICAST_HOPS, (void *)&one, sizeof(one))) 
***************
*** 229 ****
!         if (setsockopt(chan, IPPROTO_IPV6, IPV6_MULTICAST_LOOP, (tmp = 0, &tmp), sizeof(tmp)))
--- 231 ----
!         if (setsockopt(chan, IPPROTO_IPV6, IPV6_MULTICAST_LOOP, (void *)&zero, sizeof(zero)))
***************
*** 243 ****
!       if (setsockopt(chan, SOL_SOCKET, SO_BROADCAST, (tmp = 1, &tmp), sizeof(tmp)))
--- 245 ----
!       if (setsockopt(chan, SOL_SOCKET, SO_BROADCAST, (char *)&on, sizeof(on)))
***************
*** 254 ****
!       if (setsockopt(chan, SOL_SOCKET, SO_REUSEADDR, (tmp = 1, &tmp), sizeof(tmp)))
--- 256 ----
!       if (setsockopt(chan, SOL_SOCKET, SO_REUSEADDR, (char *)&on, sizeof(on)))