little fixes for FreeBSD

src/get_eth_info.c

@@ -74,7 +74,7 @@ const char *get_eth_info() {
 #elif defined(__FreeBSD__)
                 struct ifmediareq ifm;
                 (void)memset(&ifm, 0, sizeof(ifm));
-                (void)strncpy(ifm.ifm_name, ifaddr->ifa_name, sizeof(ifm.ifm_name));
+                (void)strncpy(ifm.ifm_name, eth_interface, sizeof(ifm.ifm_name));
                 int ret = ioctl(general_socket, SIOCGIFMEDIA, (caddr_t)&ifm);
 
                 /* Get the description of the media type, partially taken from

src/get_ip_addr.c

@@ -1,5 +1,5 @@
 // vim:ts=8:expandtab
-#include <net/if.h>
+#include <netinet/in.h>
 #include <sys/socket.h>
 #include <sys/types.h>
 #include <stdlib.h>
@@ -7,6 +7,7 @@
 #include <string.h>
 #include <netdb.h>
 #include <ifaddrs.h>
+#include <net/if.h>
 
 #include "i3status.h"