src/libpcp/src/p_result.c: add some more desperate diags
src/libpcp/src/p_result.c: add some more desperate diags

Needed to debug the libpcp.h botch fixed in the previous commit.

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp