x_defbindings
for (i = 0; i < NELEM(x_defbindings); i++)
x_tab[(unsigned char)x_defbindings[i].xdb_tab][x_defbindings[i].xdb_char]
= x_defbindings[i].xdb_func;
static struct x_defbindings const x_defbindings[] = {