/* j/2/drop.c
**
** This file is in the public domain.
*/
#include "all.h"


/* functions
*/
  u3_noun
  u3_cqb_drop(u3_noun a)
  {
    if ( 0 == a ) {
      return u3_nul;
    }
    else {
      return u3nc(0, u3k(u3t(a)));
    }
  }
  u3_noun
  u3_cwb_drop(u3_noun cor)
  {
    u3_noun a;

    if ( c3nne == (a = u3_cr_at(u3_cv_sam, cor)) ) {
      return c3nne;
    } else {
      return u3_cqb_drop(a);
    }
  }