patch 8.0.0123
Problem: Modern Sun compilers define "__sun" instead of "sun".
Solution: Use __sun. (closes #1296)
diff --git a/src/pty.c b/src/pty.c
index c07256f..20ab65b 100644
--- a/src/pty.c
+++ b/src/pty.c
@@ -62,7 +62,7 @@
#ifdef sinix
#undef buf_T
#endif
-# ifdef sun
+# ifdef SUN_SYSTEM
# include <sys/conf.h>
# endif
#endif
@@ -87,11 +87,11 @@
# include <sys/ptem.h>
#endif
-#if !defined(sun) && !defined(VMS) && !defined(MACOS)
+#if !defined(SUN_SYSTEM) && !defined(VMS) && !defined(MACOS)
# include <sys/ioctl.h>
#endif
-#if defined(sun) && defined(LOCKPTY) && !defined(TIOCEXCL)
+#if defined(SUN_SYSTEM) && defined(LOCKPTY) && !defined(TIOCEXCL)
# include <sys/ttold.h>
#endif
@@ -166,7 +166,7 @@
# endif
if (ioctl(fd, I_PUSH, "ldterm") != 0)
return -1;
-# ifdef sun
+# ifdef SUN_SYSTEM
if (ioctl(fd, I_PUSH, "ttcompat") != 0)
return -1;
# endif
@@ -391,7 +391,7 @@
continue;
}
#endif
-#if defined(sun) && defined(TIOCGPGRP) && !defined(SUNOS3)
+#if defined(SUN_SYSTEM) && defined(TIOCGPGRP) && !defined(SUNOS3)
/* Hack to ensure that the slave side of the pty is
* unused. May not work in anything other than SunOS4.1
*/