traffic_shell crashes after show:network

After ./configure && make && make install

1. gdb -q ./traffic_shell
   (gdb) r
   Starting program: /usr/local/bin/traffic_shell
   [Thread debugging using libthread_db enabled]
   [New Thread 0xb7fe3b80 (LWP 10473)]
   [New Thread 0xb7fe1b90 (LWP 10482)]
   INKInit 5: Failed to initialize MgmtAPI in /usr/local/var/trafficserver/
   % show:network

Hostname ---------------- orodruin.mordor
Detaching after fork from child process 10483.
Default Gateway --------- 192.168.73.2
Search Domain ----------- localdomain
DNS IP Addresses--------- 192.168.73.2

Program received signal SIGSEGV, Segmentation fault.
Net_GetNetworkInt (int_num=0, interface=0xbfffe92c "", interface_len=80) at SysAPI.cc:361
361 *pos = '\0';
(gdb) bt
#0 Net_GetNetworkInt (int_num=0, interface=0xbfffe92c "", interface_len=80) at SysAPI.cc:361
#1 0x08098907 in Cmd_ShowNetwork (clientData=0x80d3ea0, interp=0x80c2640, argc=1, argv=0x80c2ce0) at ShowCmd.cc:1554
#2 0x0043d4d6 in TclInvokeStringCommand () from /usr/lib/libtcl8.5.so
#3 0x0043df69 in ?? () from /usr/lib/libtcl8.5.so
#4 0x00488ff6 in ?? () from /usr/lib/libtcl8.5.so
#5 0x00493b11 in ?? () from /usr/lib/libtcl8.5.so
#6 0x0043f1d0 in TclEvalObjEx () from /usr/lib/libtcl8.5.so
#7 0x0043f5eb in Tcl_EvalObjEx () from /usr/lib/libtcl8.5.so
#8 0x0049aa54 in Tcl_RecordAndEvalObj () from /usr/lib/libtcl8.5.so
#9 0x004b956e in Tcl_Main () from /usr/lib/libtcl8.5.so
#10 0x0805be0f in main (argc=1, argv=0xbffff784) at cliMain.cc:72
(gdb)