src/avltree_i.h
static inline int
avltree_d2i(int diff)
{
    return !(diff <= 0);
}
/*
 * Convert the result of a comparison (or a balance) into an index in the
 * children array (0 or 1).
 *
 * This function is mostly used when looking up a node.
 */
Convert the result of a comparison (or a balance) into an index in the
children array (0 or 1).

This function is mostly used when looking up a node.
Convert the result of a comparison ( or a balance ) into an index in the children array ( 0 or 1 ) . This function is mostly used when looking up a node .
static inline int
avltree_d2i(int diff)
{
    return !(diff <= 0);
}
static inline int avltree_d2i ( int diff ) { return ! ( diff <= 0 ) ; }
Convert the result of a comparison (or a balance) into an index in the
 children array (0 or 1).
Convert the result of a comparison ( or a balance ) into an index in the children array ( 0 or 1 ) .