107 		fprintf(stderr, "Failed to open \"%s\": %s\n", ptmx,  in do_tiocgptpeer()
118 		fprintf(stderr, "Failed to unlock terminal\n");  in do_tiocgptpeer()
127 			fprintf(stderr, "TIOCGPTPEER is not supported. "  in do_tiocgptpeer()
131 			fprintf(stderr,  in do_tiocgptpeer()
147 			fprintf(stderr, "Failed to setup terminal\n");  in do_tiocgptpeer()
153 			fprintf(stderr, "Failed to retrieve pathname of pts "  in do_tiocgptpeer()
160 			fprintf(stderr, "Received invalid contents for "  in do_tiocgptpeer()
166 		fprintf(stderr, "Contents of \"/proc/<pid>/fd/%d\" "  in do_tiocgptpeer()
196 		fprintf(stderr, "Failed to unmount \"/dev/pts\": %s\n",  in verify_non_standard_devpts_mount()
205 		fprintf(stderr, "Failed to create temporary mountpoint: %s\n",  in verify_non_standard_devpts_mount()
213 		fprintf(stderr, "Failed to mount devpts fs to \"%s\" in new "  in verify_non_standard_devpts_mount()
240 		fprintf(stderr, "Failed to bind mount \"/dev/pts/ptmx\" to "  in verify_ptmx_bind_mount()
260 		fprintf(stderr, "Failed to create temporary directory: %s\n",  in verify_invalid_ptmx_bind_mount()
268 		fprintf(stderr, "Failed to bind mount \"/dev/pts/ptmx\" to "  in verify_invalid_ptmx_bind_mount()
285 		fprintf(stderr, "Standard input file descriptor is not attached "  in main()
292 		fprintf(stderr, "Failed to unshare mount namespace\n");  in main()
298 		fprintf(stderr, "Failed to make \"/\" MS_PRIVATE in new mount "  in main()