Don't case arc4random: oconfigure provides.

fcgi.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2015--2016, 2018 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -169,11 +168,7 @@ kfcgi_control(int work, int ctrl,
 
 		/* This doesn't need to be crypto quality. */
 
-#if HAVE_ARC4RANDOM
 		cookie = arc4random();
-#else
-		cookie = random();
-#endif
 
 		/* Write a header cookie to the work. */
 

kfcgi.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2015--2016 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -681,11 +680,7 @@ varpool(size_t wsz, size_t maxwsz, time_t waittime,
 
 	assert(i < wsz);
 	ws[i].fd = afd;
-#if HAVE_ARC4RANDOM
 	ws[i].cookie = arc4random();
-#else
-	ws[i].cookie = random();
-#endif
 	dbg("worker-%u: acquire %d "
 		"(pollers %zu/%zu: workers %zu/%zu)", 
 		ws[i].pid, afd, pfdsz, pfdmaxsz, wsz, maxwsz);

regress/test-date2epoch.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2020 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -53,11 +52,7 @@ main(int argc, char *argv[])
 	 */
 
 	for (i = 0; i < 100000; i++) {
-#if HAVE_ARC4RANDOM
 		v = (time_t)arc4random();
-#else
-		v = (time_t)random();
-#endif
 		if (!KHTTP_EPOCH2TM(v, &test))
 			errx(1, "KHTTP_EPOCH2TM");
 
@@ -84,11 +79,7 @@ main(int argc, char *argv[])
 	}
 
 	for (i = 0; i < 100000; i++) {
-#if HAVE_ARC4RANDOM
 		v = (time_t)arc4random() * -1;
-#else
-		v = (time_t)random() * -1;
-#endif
 		if (!KHTTP_EPOCH2TM(v, &test))
 			errx(1, "KHTTP_EPOCH2TM");
 

regress/test-datetime-deprecated.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2016 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -41,19 +40,7 @@ main(int argc, char *argv[])
 	char	 	 inbuf[64], testbuf[64];
 
 	for (i = 0; i < 100000; i++) {
-		/*
-		 * arc4random_uniform is of course fine on BSD systems,
-		 * but isn't implemented properly on all systems, e.g.,
-		 * Alpine Linux, so we don't pull in <bsd/stdlib.h> and
-		 * this might cause compile problems.
-		 * We would do more values, but Linux sometimes has
-		 * 32-bit time.
-		 */
-#if HAVE_ARC4RANDOM
 		v = arc4random_uniform(50 * 365 * 24 * 60 * 60);
-#else
-		v = random() % (50 * 365 * 24 * 60 * 60);
-#endif
 		tm = gmtime(&v);
 		strftime(inbuf, sizeof(inbuf), "%a, %d %b %Y %T GMT", tm);
 		kutil_epoch2str(v, testbuf, sizeof(testbuf));

regress/test-datetime2epoch.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2020 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -46,11 +45,7 @@ main(int argc, char *argv[])
 	 */
 
 	for (i = 0; i < 100000; i++) {
-#if HAVE_ARC4RANDOM
 		v = arc4random();
-#else
-		v = random();
-#endif
 		if (!KHTTP_EPOCH2TM(v, &test))
 			errx(1, "KHTTP_EPOCH2TM");
 		if (!khttp_datetime2epoch(&res,
@@ -67,11 +62,7 @@ main(int argc, char *argv[])
 	}
 
 	for (i = 0; i < 100000; i++) {
-#if HAVE_ARC4RANDOM
 		v = (int64_t)arc4random() * -1;
-#else
-		v = (int64_t)random() * -1;
-#endif
 		if (!KHTTP_EPOCH2TM(v, &test))
 			errx(1, "KHTTP_EPOCH2TM");
 		if (!khttp_datetime2epoch(&res,

regress/test-epoch2datetime.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2020 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -95,14 +94,7 @@ main(int argc, char *argv[])
 	/* Test across random values.  */
 
 	for (i = 0; i < 100000; i++) {
-#if HAVE_ARC4RANDOM
 		arc4random_buf(&v, sizeof(int64_t));
-#else
-		vv = (int64_t)random() * (int64_t)random();
-		memcpy(&v, &vv, sizeof(uint32_t));
-		vv = (int64_t)random() * (int64_t)random();
-		memcpy((void *)&v + sizeof(uint32_t), &vv, sizeof(uint32_t));
-#endif
 		khttp_epoch2datetime(v,
 			&tm_sec,
 			&tm_min,

regress/test-epoch2str.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2016, 2020 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -47,11 +46,7 @@ main(int argc, char *argv[])
 	 */
 
 	for (i = 0; i < 100000; i++) {
-#if HAVE_ARC4RANDOM
 		v = (int32_t)arc4random();
-#else
-		v = (int32_t)(random() + random());
-#endif
 		tm = gmtime(&v);
 		strftime(buf, sizeof(buf), "%a, %d %b %Y %T GMT", tm);
 		khttp_epoch2str(v, testbuf, sizeof(testbuf));

regress/test-epoch2tm.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2020 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -47,11 +46,7 @@ main(int argc, char *argv[])
 	 */
 
 	for (i = 0; i < 100000; i++) {
-#if HAVE_ARC4RANDOM
 		v = (int32_t)arc4random();
-#else
-		v = (int32_t)(random() + random());
-#endif
 		if ((tm = gmtime(&v)) == NULL)
 			err(1, "gmtime");
 		have = *tm;

regress/test-epoch2tms.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2020 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -43,11 +42,7 @@ main(int argc, char *argv[])
 	int		 c;
 
 	for (i = 0; i < 100000; i++) {
-#if HAVE_ARC4RANDOM
 		v = (time_t)arc4random();
-#else
-		v = (time_t)random();
-#endif
 		if ((tm = gmtime(&v)) == NULL) {
 			warnx("gmtime: %" PRId64, (int64_t)v);
 			continue;

regress/test-epoch2ustr.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2016, 2020 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -47,11 +46,7 @@ main(int argc, char *argv[])
 	 */
 
 	for (i = 0; i < 100000; i++) {
-#if HAVE_ARC4RANDOM
 		v = (int32_t)arc4random();
-#else
-		v = (int32_t)(random() + random());
-#endif
 		tm = gmtime(&v);
 		strftime(buf, sizeof(buf), "%Y-%m-%dT%H:%M:%SZ", tm);
 		khttp_epoch2ustr(v, testbuf, sizeof(testbuf));

regress/test-gzip-bigfile.c

@@ -1,6 +1,5 @@
-/*	$Id$ */
 /*
- * Copyright (c) 2015 Kristaps Dzonsons <[email protected]>
+ * Copyright (c) Kristaps Dzonsons <[email protected]>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -30,9 +29,6 @@
 #if HAVE_ZLIB
 
 #define	BUFSZ	(1024 * 1024)
-#ifdef __linux__
-#define arc4random random
-#endif
 
 static size_t
 doign(void *ptr, size_t sz, size_t nm, void *arg)