=> Bootstrap dependency digest>=20010302: found digest-20121220
===> Building for chksniff-0.2
cd ./src; make; cd ../
gcc -Wno-error -march=i586 -I../include -c chksniff.c
chksniff.c: In function 'main':
chksniff.c:23: error: storage size of 'ifc' isn't known
chksniff.c:60: error: 'SIOCGIFCONF' undeclared (first use in this function)
chksniff.c:60: error: (Each undeclared identifier is reported only once
chksniff.c:60: error: for each function it appears in.)
chksniff.c:66: error: invalid application of 'sizeof' to incomplete type 'struct ifreq' 
chksniff.c:70: error: 'SIOCGIFFLAGS' undeclared (first use in this function)
chksniff.c:70: error: invalid use of undefined type 'struct ifreq'
chksniff.c:70: error: dereferencing pointer to incomplete type
chksniff.c:73: error: invalid use of undefined type 'struct ifreq'
chksniff.c:73: error: dereferencing pointer to incomplete type
chksniff.c:76: error: invalid use of undefined type 'struct ifreq'
chksniff.c:76: error: dereferencing pointer to incomplete type
chksniff.c:76: error: 'IFF_PROMISC' undeclared (first use in this function)
chksniff.c:79: error: 'SIOCGIFADDR' undeclared (first use in this function)
chksniff.c:79: error: invalid use of undefined type 'struct ifreq'
chksniff.c:79: error: dereferencing pointer to incomplete type
chksniff.c:82: error: invalid use of undefined type 'struct ifreq'
chksniff.c:82: error: dereferencing pointer to incomplete type
chksniff.c:83: error: invalid use of undefined type 'struct ifreq'
chksniff.c:83: error: dereferencing pointer to incomplete type
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/work/net/chksniff/work/chksniff-0.2/src
=> Unwrapping files-to-be-installed.