13  * Test #4:  check if dup2(2) cleared close-on-exec flag for duped fd.
16  * Test #7:  check if dup2(2) did not clear close-on-exec flag for duped fd.
18  * Test #9:  check if fcntl(F_DUPFD) cleared close-on-exec flag for duped fd.
23  * Test #13: check if fcntl(F_DUP2FD) cleared close-on-exec flag for duped fd.
26  * Test #16: check if fcntl(F_DUP2FD) did not clear close-on-exec flag for
31  * Test #19: check if fcntl(F_DUPFD_CLOEXEC) set close-on-exec flag for duped
35  * Test #22: check if fcntl(F_DUP2FD_CLOEXEC) set close-on-exec flag for duped
41  * Test #26: check if dup3(O_CLOEXEC) set close-on-exec flag for duped fd.
44  * Test #29: check if dup3(0) cleared close-on-exec flag for duped fd.
49  * Tests #33-43 : Same as #18-26, 30 & 32 with O_CLOFORK instead of O_CLOEXEC,
92 	printf("ok %d - dup(2) works\n", ++test);  in main()
94 	/* Set close-on-exec */  in main()
101 	printf("ok %d - dup2(2) works\n", ++test);  in main()
106 		printf("no ok %d - dup2(2) didn't give us the right fd\n",  in main()
109 		printf("ok %d - dup2(2) returned a correct fd\n", test);  in main()
111 	/* Was close-on-exec cleared? */  in main()
114 		printf("not ok %d - dup2(2) didn't clear close-on-exec\n",  in main()
117 		printf("ok %d - dup2(2) cleared close-on-exec\n", test);  in main()
123 	 * Normally dup and dup2 will clear the close-on-exec  in main()
129 	 * dup2(old, new) when old == new, the syscall short-circuits  in main()
134 	 * the docs are not really followed because close-on-exec  in main()
142 	 * fuckups take out each other and make the end-result the way  in main()
147 	printf("ok %d - dup2(2) to itself works\n", ++test);  in main()
152 		printf("not ok %d - dup2(2) didn't give us the right fd\n",  in main()
155 		printf("ok %d - dup2(2) to itself returned a correct fd\n",  in main()
158 	/* Was close-on-exec cleared? */  in main()
161 		printf("not ok %d - dup2(2) cleared close-on-exec\n", test);  in main()
163 		printf("ok %d - dup2(2) didn't clear close-on-exec\n", test);  in main()
169 		printf("not ok %d - fcntl(F_DUPFD) returned wrong fd %d\n",  in main()
172 		printf("ok %d - fcntl(F_DUPFD) works\n", ++test);  in main()
174 	/* Was close-on-exec cleared? */  in main()
178 		    "not ok %d - fcntl(F_DUPFD) didn't clear close-on-exec\n",  in main()
181 		printf("ok %d - fcntl(F_DUPFD) cleared close-on-exec\n", test);  in main()
187 		printf("not ok %d - dup2(2) bypassed NOFILE limit\n", test);  in main()
189 		printf("ok %d - dup2(2) didn't bypass NOFILE limit\n", test);  in main()
194 	printf("ok %d - fcntl(F_DUP2FD) works\n", ++test);  in main()
200 		    "no ok %d - fcntl(F_DUP2FD) didn't give us the right fd\n",  in main()
203 		printf("ok %d - fcntl(F_DUP2FD) returned a correct fd\n",  in main()
206 	/* Was close-on-exec cleared? */  in main()
210 		    "not ok %d - fcntl(F_DUP2FD) didn't clear close-on-exec\n",  in main()
213 		printf("ok %d - fcntl(F_DUP2FD) cleared close-on-exec\n",  in main()
219 	printf("ok %d - fcntl(F_DUP2FD) to itself works\n", ++test);  in main()
225 		    "not ok %d - fcntl(F_DUP2FD) didn't give us the right fd\n",  in main()
229 		    "ok %d - fcntl(F_DUP2FD) to itself returned a correct fd\n",  in main()
232 	/* Was close-on-exec cleared? */  in main()
235 		printf("not ok %d - fcntl(F_DUP2FD) cleared close-on-exec\n",  in main()
238 		printf("ok %d - fcntl(F_DUP2FD) didn't clear close-on-exec\n",  in main()
245 		printf("not ok %d - fcntl(F_DUP2FD) bypassed NOFILE limit\n",  in main()
248 		printf("ok %d - fcntl(F_DUP2FD) didn't bypass NOFILE limit\n",  in main()
255 		printf("not ok %d - fcntl(F_DUPFD_CLOEXEC) returned wrong fd %d\n",  in main()
258 		printf("ok %d - fcntl(F_DUPFD_CLOEXEC) works\n", ++test);  in main()
260 	/* Was close-on-exec cleared? */  in main()
264 		    "not ok %d - fcntl(F_DUPFD_CLOEXEC) didn't set close-on-exec\n",  in main()
267 		printf("ok %d - fcntl(F_DUPFD_CLOEXEC) set close-on-exec\n",  in main()
273 	printf("ok %d - fcntl(F_DUP2FD_CLOEXEC) works\n", ++test);  in main()
279 		    "no ok %d - fcntl(F_DUP2FD_CLOEXEC) didn't give us the right fd\n",  in main()
282 		printf("ok %d - fcntl(F_DUP2FD_CLOEXEC) returned a correct fd\n",  in main()
285 	/* Was close-on-exec set? */  in main()
289 		    "not ok %d - fcntl(F_DUP2FD_CLOEXEC) didn't set close-on-exec\n",  in main()
292 		printf("ok %d - fcntl(F_DUP2FD_CLOEXEC) set close-on-exec\n",  in main()
304 		printf("not ok %d - fcntl(F_DUP2FD_CLOEXEC) bypassed NOFILE limit\n",  in main()
307 		printf("ok %d - fcntl(F_DUP2FD_CLOEXEC) didn't bypass NOFILE limit\n",  in main()
313 	printf("ok %d - dup3(O_CLOEXEC) works\n", ++test);  in main()
319 		    "no ok %d - dup3(O_CLOEXEC) didn't give us the right fd\n",  in main()
322 		printf("ok %d - dup3(O_CLOEXEC) returned a correct fd\n",  in main()
325 	/* Was close-on-exec set? */  in main()
329 		    "not ok %d - dup3(O_CLOEXEC) didn't set close-on-exec\n",  in main()
332 		printf("ok %d - dup3(O_CLOEXEC) set close-on-exec\n",  in main()
338 	printf("ok %d - dup3(0) works\n", ++test);  in main()
344 		    "no ok %d - dup3(0) didn't give us the right fd\n",  in main()
347 		printf("ok %d - dup3(0) returned a correct fd\n",  in main()
350 	/* Was close-on-exec cleared? */  in main()
354 		    "not ok %d - dup3(0) didn't clear close-on-exec\n",  in main()
357 		printf("ok %d - dup3(0) cleared close-on-exec\n",  in main()
362 	if (dup3(fd1, fd1, O_CLOEXEC) != -1)  in main()
364 		    "not ok %d - dup3(fd1, fd1, O_CLOEXEC) succeeded\n", test);  in main()
366 		printf("ok %d - dup3(fd1, fd1, O_CLOEXEC) failed\n", test);  in main()
369 	if (dup3(fd1, fd1, 0) != -1)  in main()
371 		    "not ok %d - dup3(fd1, fd1, 0) succeeded\n", test);  in main()
373 		printf("ok %d - dup3(fd1, fd1, 0) failed\n", test);  in main()
379 		printf("not ok %d - dup3(O_CLOEXEC) bypassed NOFILE limit\n",  in main()
382 		printf("ok %d - dup3(O_CLOEXEC) didn't bypass NOFILE limit\n",  in main()
389 		printf("not ok %d - fcntl(F_DUPFD_CLOFORK) returned wrong fd %d\n",  in main()
392 		printf("ok %d - fcntl(F_DUPFD_CLOFORK) works\n", ++test);  in main()
394 	/* Was close-on-fork cleared? */  in main()
398 		    "not ok %d - fcntl(F_DUPFD_CLOFORK) didn't set close-on-fork\n",  in main()
401 		printf("ok %d - fcntl(F_DUPFD_CLOFORK) set close-on-fork\n",  in main()
407 	printf("ok %d - dup3(O_CLOFORK) works\n", ++test);  in main()
413 		    "no ok %d - dup3(O_CLOFORK) didn't give us the right fd\n",  in main()
416 		printf("ok %d - dup3(O_CLOFORK) returned a correct fd\n",  in main()
419 	/* Was close-on-fork set? */  in main()
423 		    "not ok %d - dup3(O_CLOFORK) didn't set close-on-fork\n",  in main()
426 		printf("ok %d - dup3(O_CLOFORK) set close-on-fork\n",  in main()
432 	printf("ok %d - dup3(0) works\n", ++test);  in main()
438 		    "no ok %d - dup3(0) didn't give us the right fd\n",  in main()
441 		printf("ok %d - dup3(0) returned a correct fd\n",  in main()
444 	/* Was close-on-fork cleared? */  in main()
448 		    "not ok %d - dup3(0) didn't clear close-on-fork\n",  in main()
451 		printf("ok %d - dup3(0) cleared close-on-fork\n",  in main()
456 	if (dup3(fd1, fd1, O_CLOFORK) != -1)  in main()
458 		    "not ok %d - dup3(fd1, fd1, O_CLOFORK) succeeded\n", test);  in main()
460 		printf("ok %d - dup3(fd1, fd1, O_CLOFORK) failed\n", test);  in main()
463 	if (dup3(fd1, fd1, 0) != -1)  in main()
465 		    "not ok %d - dup3(fd1, fd1, 0) succeeded\n", test);  in main()
467 		printf("ok %d - dup3(fd1, fd1, 0) failed\n", test);  in main()
473 		printf("not ok %d - dup3(O_CLOFORK) bypassed NOFILE limit\n",  in main()
476 		printf("ok %d - dup3(O_CLOFORK) didn't bypass NOFILE limit\n",  in main()