Reformat code

chp2/fopenmode.c

@@ -1,12 +1,13 @@
-#include <stdio.h>
-#include <fcntl.h>
-#include <unistd.h>
 #include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
 
 int main(void)
 {
 	int fd;
-	fd = open("test.txt", O_CREAT | O_EXCL, S_IWUSR | S_IRUSR | S_IRGRP | S_IROTH);
+	fd = open("test.txt", O_CREAT | O_EXCL,
+		  S_IWUSR | S_IRUSR | S_IRGRP | S_IROTH);
 	if (fd == -1)
 		perror("open");
 	close(fd);