45 	int err = 0;  in main()
47 	unsigned int year = 0;  in main()
48 	unsigned int mon = 0;  in main()  local
49 	unsigned int dom = 0;  in main()
52 	struct calendar cal = {0};  in main()
54 	progname = argv[0];  in main()
60 		if (0 == *ep) {  in main()
65 				, MONTHS[cal.month - 1]  in main()
72 			exit(0);  in main()
90 		scount = sscanf(argv[2], "%u", &mon);  in main()
92 			if (6 == mon || 12 == mon) {  in main()
93 				// printf("2 args: month %u\n", mon);  in main()
95 				printf("2 arg, but #2 is not 6 or 12: <%d>\n", mon);  in main()
114 		scount = sscanf(argv[2], "%u", &mon);  in main()
116 			if (6 == mon || 12 == mon) {  in main()
117 				// printf("3 args: month %u\n", mon);  in main()
119 				printf("3 arg, but #2 is not 6 or 12: <%d>\n", mon);  in main()
154 	cal.month = mon;  in main()
156 	cal.hour = 0;  in main()
157 	cal.minute = 0;  in main()
158 	cal.second = 0;  in main()
164 		, MONTHS[cal.month - 1]  in main()
172 #if 0
177 	// 2010-06-24 12:50:00
178 	struct calendar input = {2010, 0, 6, 24, 12, 50, 0};
187 	// 2010-06-24 12:50:00
189 	struct calendar input = {2010, 175, 0, 0, 12, 50, 0};
198 	// 2012-06-24 12:00:00
200 	struct calendar inputYd = {2012, 176, 0, 0, 12, 00, 00};
201 	struct calendar inputMd = {2012, 0, 6, 24, 12, 00, 00};
211 	// 2036-02-07 06:28:16
212 	// This is (one) wrapping boundary where we go from ULONG_MAX to 0.
213 	struct calendar input = {2036, 0, 2, 7, 6, 28, 16};
215 	u_long expected = 0UL;