scons: Reading SConscript files ...
Checking for C header file sys/time.h... yes
Checking for C header file sys/stat.h... yes
Checking for C header file sys/types.h... yes
Checking for XOpenDisplay(0) in C library X11... yes
Checking for Imlib2...  yes
KeyError: 'CPPPATH':
  File "/home/meem/downloads/ipager-1.1.0/SConstruct", line 117:
    ipager_env.AppendUnique(