#include "map.h" intXazequalarea(struct place *place, float *x, float *y){	double r;	r = sqrt(1. - place->nlat.s);	*x = - r * place->wlon.s;	*y = - r * place->wlon.c;	return(1);} projazequalarea(void){	return(Xazequalarea);}