You can remove "Status::" on all of those lines but the client will still fail to compile on cURL 7.15-7.17 (the only ones that are available as of 2005) because of a deprecated method call.
Cheers!
Build crashes out with
make[1]: Entering directory `/home/peter/myutils/grub-client-1.0.5/util'
c++ -DGRUB_UNIX -I../cstat -I../guiface -g -O2 -DCOMM_COMPRESSION -g -DPACKAGE=\"grub-client\" -DVERSION=\"1.0.5\" -c delay.cpp
In file included from /usr/local/lib/gcc/i686-pc-linux-gnu/4.1.1/../../../../include/c++/4.1.1/backward/iostream.h:31,
from delay.cpp:27...