Merge pull request #2207 from lgvz/fixrandmax

Fix RAND_MAX for freebsd (trivial)
merged-on-behalf-of: Jacob Carlborg <jacob-carlborg@users.noreply.github.com>

Author: dlang-bot

src/core/stdc/stdlib.d

@@ -86,7 +86,7 @@ enum MB_CUR_MAX   = 1;
 version(Windows)      enum RAND_MAX = 0x7fff;
 else version(CRuntime_Glibc)  enum RAND_MAX = 0x7fffffff;
 else version(Darwin)  enum RAND_MAX = 0x7fffffff;
-else version(FreeBSD) enum RAND_MAX = 0x7fffffff;
+else version(FreeBSD) enum RAND_MAX = 0x7ffffffd;
 else version(NetBSD)  enum RAND_MAX = 0x7fffffff;
 else version(OpenBSD) enum RAND_MAX = 0x7fffffff;
 else version(DragonFlyBSD) enum RAND_MAX = 0x7fffffff;