reorganize a bit

Author: JelleZijlstra

stdlib/_socket.pyi

@@ -230,6 +230,9 @@ if sys.platform != "win32":
     IP_RETOPTS: Final[int]
 if sys.version_info >= (3, 13) and sys.platform == "linux":
     CAN_RAW_ERR_FILTER: Final[int]
+if sys.version_info >= (3, 15):
+    if sys.platform == "win32" or sys.platform == "linux":
+        IPV6_HDRINCL: Final[int]
 if sys.version_info >= (3, 14):
     IP_RECVTTL: Final[int]
 
@@ -238,12 +241,6 @@ if sys.version_info >= (3, 14):
         IP_RECVERR: Final[int]
         SO_ORIGINAL_DST: Final[int]
 
-    if sys.version_info >= (3, 15):
-        if sys.platform == "win32":
-            IPV6_HDRINCL: Final[int]
-        if sys.platform == "linux":
-            IPV6_HDRINCL: Final[int]
-
     if sys.platform == "win32":
         SOL_RFCOMM: Final[int]
         SO_BTH_ENCRYPT: Final[int]

stdlib/socket.pyi

@@ -1103,6 +1103,12 @@ if sys.platform != "linux":
 
     __all__ += ["IPPROTO_GGP", "IPPROTO_IPV4", "IPPROTO_MAX", "IPPROTO_ND", "IP_RECVDSTADDR", "SO_USELOOPBACK"]
 
+if sys.version_info >= (3, 15):
+    if sys.platform == "win32" or sys.platform == "linux":
+        from _socket import IPV6_HDRINCL as IPV6_HDRINCL
+
+        __all__ += ["IPV6_HDRINCL"]
+
 if sys.version_info >= (3, 14):
     from _socket import IP_RECVTTL as IP_RECVTTL
 
@@ -1113,16 +1119,6 @@ if sys.version_info >= (3, 14):
 
         __all__ += ["IP_RECVERR", "IPV6_RECVERR", "SO_ORIGINAL_DST"]
 
-    if sys.version_info >= (3, 15):
-        if sys.platform == "win32":
-            from _socket import IPV6_HDRINCL as IPV6_HDRINCL
-
-            __all__ += ["IPV6_HDRINCL"]
-        if sys.platform == "linux":
-            from _socket import IPV6_HDRINCL as IPV6_HDRINCL
-
-            __all__ += ["IPV6_HDRINCL"]
-
     if sys.platform == "win32":
         from _socket import (
             SO_BTH_ENCRYPT as SO_BTH_ENCRYPT,