ifaddr: update to version 0.2.0. Add Haiku support. (#9452)

Not sure this ever worked before. Seems to work well enough now.

dev-python/ifaddr/patches/ifaddr-0.2.0.patchset

@@ -0,0 +1,51 @@
+From a571472c3694611813d66d40da4d5e04dbfba390 Mon Sep 17 00:00:00 2001
+From: Oscar Lesta <oscar.lesta@gmail.com>
+Date: Tue, 19 Sep 2023 03:10:43 -0300
+Subject: Use correct lib for getifaddrs() on Haiku.
+
+
+diff --git a/ifaddr/_posix.py b/ifaddr/_posix.py
+index 5fb0d18..dcf574a 100644
+--- a/ifaddr/_posix.py
++++ b/ifaddr/_posix.py
+@@ -44,7 +44,13 @@ ifaddrs._fields_ = [
+     ('ifa_netmask', ctypes.POINTER(shared.sockaddr)),
+ ]
+ 
+-libc = ctypes.CDLL(ctypes.util.find_library("socket" if os.uname()[0] == "SunOS" else "c"), use_errno=True)  # type: ignore
++libname = "c"
++if os.uname()[0] == "SunOS":
++    libname = "socket"
++elif os.uname()[0] == "Haiku":
++    libname = "network"
++
++libc = ctypes.CDLL(ctypes.util.find_library(libname), use_errno=True)  # type: ignore
+ 
+ 
+ def get_adapters(include_unconfigured: bool = False) -> Iterable[shared.Adapter]:
+-- 
+2.37.3
+
+
+From 67f380f7ba5ace9dffbecb079198bd7b9e7f7409 Mon Sep 17 00:00:00 2001
+From: Oscar Lesta <oscar.lesta@gmail.com>
+Date: Tue, 19 Sep 2023 03:26:43 -0300
+Subject: Use correct code path for Haiku.
+
+
+diff --git a/ifaddr/_shared.py b/ifaddr/_shared.py
+index 40f6edd..4caaec2 100644
+--- a/ifaddr/_shared.py
++++ b/ifaddr/_shared.py
+@@ -118,7 +118,7 @@ class IP(object):
+         )
+ 
+ 
+-if platform.system() == "Darwin" or "BSD" in platform.system():
++if platform.system() == "Darwin" or "BSD" in platform.system() or "Haiku" in platform.system():
+ 
+     # BSD derived systems use marginally different structures
+     # than either Linux or Windows.
+-- 
+2.37.3
+