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SP_pred()#include <sicstus/sicstus.h>
SP_pred_ref
SP_pred(SP_atom name_atom,
SP_integer arity,
SP_atom module_atom);
Returns a pointer to the predicate definition.
Predicate name.
Arity.
Module name.
The reference if the predicate is found,
NULL otherwise with error code PRED_NOT_FOUND.
Faster than SP_predicate().