mark all block comments that need format preserving so that
indent will not alter them when reformatting comments

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
diff --git a/crypto/dh/dh_check.c b/crypto/dh/dh_check.c
index 9c4f613..0acd775 100644
--- a/crypto/dh/dh_check.c
+++ b/crypto/dh/dh_check.c
@@ -61,7 +61,8 @@
 #include <openssl/bn.h>
 #include <openssl/dh.h>
 
-/* Check that p is a safe prime and
+/*-
+ * Check that p is a safe prime and
  * if g is 2, 3 or 5, check that it is a suitable generator
  * where
  * for 2, p mod 24 == 11