OpenSSH 7.3p1 can't be build on Solaris 10

[Darren Tucker]

Having read up some more I think this is what I should have done.

If you'd like to try this you will need to run "autoreconf" to rebuild
configure before running ./configure again.

diff --git a/configure.ac b/configure.ac
index 1df3cbf..542bd93 100644
--- a/configure.ac
+++ b/configure.ac
@@ -754,6 +754,9 @@ main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16))
 	use_pie=auto
 	check_for_libcrypt_later=1
 	check_for_openpty_ctty_bug=1
+	dnl Target SUSv3/POSIX.1-2001 plus BSD specifics.
+	dnl _DEFAULT_SOURCE is the new name for _BSD_SOURCE
+	CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=600 -D_BSD_SOURCE -D_DEFAULT_SOURCE"
 	AC_DEFINE([PAM_TTY_KLUDGE], [1],
 		[Work around problematic Linux PAM modules handling of PAM_TTY])
 	AC_DEFINE([LOCKED_PASSWD_PREFIX], ["!"],
@@ -1789,11 +1792,8 @@ AC_CHECK_FUNCS([ \
 	warn \
 ])
 
-dnl Wide character support.  Linux man page says it needs _XOPEN_SOURCE.
-saved_CFLAGS="$CFLAGS"
-CFLAGS="$CFLAGS -D_XOPEN_SOURCE"
+dnl Wide character support.
 AC_CHECK_FUNCS([mblen mbtowc nl_langinfo wcwidth])
-CFLAGS="$saved_CFLAGS"
 
 AC_LINK_IFELSE(
         [AC_LANG_PROGRAM(
-- 
Darren Tucker (dtucker at zip.com.au)
GPG key 11EAA6FA / A86E 3E07 5B19 5880 E860  37F4 9357 ECEF 11EA A6FA (new)
    Good judgement comes with experience. Unfortunately, the experience
usually comes from bad judgement.