Merge branch 'misc-fixes' of https://github.com/MaartenBent/wxWidgets

Enable using PIC by default even for static libraries and several other
build-related fixes (warning fixes etc).

See https://github.com/wxWidgets/wxWidgets/pull/2008

src/common/sckaddr.cpp

@@ -180,7 +180,11 @@ wxIMPLEMENT_DYNAMIC_CLASS(wxUNIXaddress, wxSockAddress);
 namespace
 {
 
-#if defined(HAVE_GETHOSTBYNAME)
+#if defined(HAVE_GETHOSTBYNAME) && \
+    !defined(HAVE_FUNC_GETHOSTBYNAME_R_6) && \
+    !defined(HAVE_FUNC_GETHOSTBYNAME_R_5) && \
+    !defined(HAVE_FUNC_GETHOSTBYNAME_R_3)
+
 hostent *deepCopyHostent(hostent *h,
                          const hostent *he,
                          char *buffer,