PS_list_values — List all set values
       #include <pslib.h>
       void PS_list_values(PSDoc *psdoc)
       Lists  all  values,  which has been set so far. This function is mostly
       used for debugging. The output is printed to stdout.
       PS_list_parameters(3), PS_list_resources(3)
       This manual page was written by Uwe Steinmann uwe@steinmann.cx.