di.c

#include <stdio.h>

struct foo {
	int member;
};


int
main(int argc, char **argv)
{
	struct foo f = {
		.member = 42
	};
	(void)printf("f.member=%d\n", f.member);
	f = (struct foo) {
		.member = 1
	};
	(void)printf("f.member=%d\n", f.member);
	return (0);
}