Auto merge of #2176 - devnexen:netdb_constants, r=Amanieu

openbsd adding few more netdb constants

Author: bors

libc-test/semver/openbsd.txt

@@ -496,6 +496,11 @@ NFSMNT_WANTRCV
 NFSMNT_WANTSND
 NFSMNT_WSIZE
 NFS_ARGSVERSION
+NI_NUMERICHOST
+NI_NUMERICSERV
+NI_NOFQDN
+NI_NAMEREQD
+NI_DGRAM
 NOEXPR
 NOKERNINFO
 NOSTR

src/unix/bsd/netbsdlike/openbsd/mod.rs

@@ -1160,6 +1160,12 @@ pub const NOTE_CHILD: u32 = 0x00000004;
 
 pub const TMP_MAX: ::c_uint = 0x7fffffff;
 
+pub const NI_NUMERICHOST: ::c_int = 1;
+pub const NI_NUMERICSERV: ::c_int = 2;
+pub const NI_NOFQDN: ::c_int = 4;
+pub const NI_NAMEREQD: ::c_int = 8;
+pub const NI_DGRAM: ::c_int = 16;
+
 pub const NI_MAXHOST: ::size_t = 256;
 
 pub const RTLD_LOCAL: ::c_int = 0;