[exim-cvs] Fix OpenBSD build.

Gitweb: https://git.exim.org/exim.git/commitdiff/714f0e1cdf8ccc4778a219c64c00aad64d0ecd78

Commit:     714f0e1cdf8ccc4778a219c64c00aad64d0ecd78
Parent:     75c121f07a85b4029458f11b113a4655114af126
Author:     Jeremy Harris <jgh146exb@???>
AuthorDate: Fri Oct 12 21:15:29 2018 +0100
Committer:  Jeremy Harris <jgh146exb@???>
CommitDate: Fri Oct 12 21:16:55 2018 +0100

    Fix OpenBSD build.

    Broken-by: 75c121f07a
---
 src/OS/os.h-OpenBSD | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/OS/os.h-OpenBSD b/src/OS/os.h-OpenBSD
index 7998b17..b09bd84 100644
--- a/src/OS/os.h-OpenBSD
+++ b/src/OS/os.h-OpenBSD
@@ -53,4 +53,7 @@ typedef struct __res_state *res_state;
#endif
#define TIME_T_FMT "%lld"

+/* seems arpa/nameser.h does not define this */
+#define NS_MAXMSG 16380
+
/* End */