// kompilacia: gcc -o priklad5 priklad5.c

#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <errno.h>

int main () {
	int fd;		// pamat pre file descriptor
	FILE * fp;	// pamat pre stream

	fd = open("subor1", O_WRONLY | O_CREAT, 0644);
	if (fd < 0) {
		perror("subor1");
		exit(EXIT_FAILURE);
	}
	write(fd, "nieco 1", 7);
	close(fd);

	fp = fopen("subor2", "w");
	if (!fp) {
		perror("subor2");
		exit(EXIT_FAILURE);
	}
	fprintf(fp, "nieco 2");
	fclose(fp);

	exit(EXIT_SUCCESS);
}