Have all tests use EXIT() to exit rather than exit(), since the latter doesn't
always give the expected result on some platforms.
diff --git a/crypto/rand/randtest.c b/crypto/rand/randtest.c
index b64de61..701932e 100644
--- a/crypto/rand/randtest.c
+++ b/crypto/rand/randtest.c
@@ -60,6 +60,8 @@
 #include <stdlib.h>
 #include <openssl/rand.h>
 
+#include "../e_os.h"
+
 /* some FIPS 140-1 random number test */
 /* some simple tests */
 
@@ -209,6 +211,6 @@
 	printf("test 4 done\n");
  err:
 	err=((err)?1:0);
-	exit(err);
+	EXIT(err);
 	return(err);
 	}