patch 8.1.0824: SunOS/Solaris has a problem with ttys
Problem: SunOS/Solaris has a problem with ttys.
Solution: Add mch_isatty() with extra handling for SunOS. (Ozaki Kiichi,
closes #3865)
diff --git a/src/auto/configure b/src/auto/configure
index a3302d2..8052ceb 100755
--- a/src/auto/configure
+++ b/src/auto/configure
@@ -11131,7 +11131,7 @@
unistd.h stropts.h errno.h sys/resource.h \
sys/systeminfo.h locale.h sys/stream.h termios.h \
libc.h sys/statfs.h poll.h sys/poll.h pwd.h \
- utime.h sys/param.h libintl.h libgen.h \
+ utime.h sys/param.h sys/ptms.h libintl.h libgen.h \
util/debug.h util/msg18n.h frame.h sys/acl.h \
sys/access.h sys/sysinfo.h wchar.h wctype.h
do :