Remove macro MIN_PTY_KERNEL_VERSION, only used in one place

* src/process.c (init_process_emacs): Replace MIN_PTY_KERNEL_VERSION.
* src/s/darwin.h (MIN_PTY_KERNEL_VERSION): Remove single-use macro.

1 files changed, 1 insertions, 2 deletions

diff --git a/src/process.c b/src/process.c
index 44f8520745d..ceb5c81d32b 100644
--- a/src/process.c
+++ b/src/process.c
@@ -7398,8 +7398,7 @@ init_process_emacs (void)
     char const *release = (STRINGP (Voperating_system_release)
                            ? SSDATA (Voperating_system_release)
                            : 0);
-    if (!release || !release[0] || (release[0] < MIN_PTY_KERNEL_VERSION
-                                    && release[1] == '.')) {
+    if (!release || !release[0] || (release[0] < '7' && release[1] == '.')) {
       Vprocess_connection_type = Qnil;
     }
   }