Function: _def_debugfiles
Class: default
Section: default
C-Name: sd_debugfiles
Prototype:
Help:
Doc: file usage debugging level. If it is non-zero, \kbd{gp} will print
 information on file descriptors in use, from PARI's point of view
 (see~\b{gf}).

 The default value is \kbd{0} (no debugging messages).
