#include <u.h>#include <libc.h>#include "map.h" intXazequidistant(struct place *place, double *x, double *y){	double colat;	colat = PI/2 - place->nlat.l;	*x = -colat * place->wlon.s;	*y = -colat * place->wlon.c;	return(1);} projazequidistant(void){	return(Xazequidistant);}