Issue #23834: Fix the default socket timeout

Use -1 second by default, not -1 nanosecond.
diff --git a/Include/pytime.h b/Include/pytime.h
index bf0dcd8..027c3d8 100644
--- a/Include/pytime.h
+++ b/Include/pytime.h
@@ -67,7 +67,12 @@
 
 
 /* Create a timestamp from a number of seconds. */
-PyAPI_FUNC(_PyTime_t) _PyTime_FromSeconds(int ns);
+PyAPI_FUNC(_PyTime_t) _PyTime_FromSeconds(int seconds);
+
+/* Macro to create a timestamp from a number of seconds, no integer overflow.
+   Only use the macro for small values, prefer _PyTime_FromSeconds(). */
+#define _PYTIME_FROMSECONDS(seconds) \
+            ((_PyTime_t)(seconds) * (1000 * 1000 * 1000))
 
 /* Create a timestamp from a number of nanoseconds. */
 PyAPI_FUNC(_PyTime_t) _PyTime_FromNanoseconds(PY_LONG_LONG ns);