/usr/include added back for AIX

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4255 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

configure.in

@@ -1354,7 +1354,8 @@ dnl ---------------------------------------------------------------------------
 
 dnl notice that /usr/include should not be in this list, otherwise it breaks
 dnl compilation on Solaris/gcc because standard headers are included instead
-dnl of the gcc ones
+dnl of the gcc ones (correction: it *is* needed for broken AIX compiler - but
+dnl do put it last!)
 dnl
 dnl Also try to put all directories which may contain X11R6 before those which
 dnl may contain X11R5/4 - we want to use R6 on machines which have both!
@@ -1419,7 +1420,8 @@ SEARCH_INCLUDE="\
     /usr/lpp/Xamples/include  \
                               \
     /usr/openwin/share/include \
-"
+                               \
+    /usr/include"
 
 SEARCH_LIB="`echo "$SEARCH_INCLUDE" | sed s/include/lib/g` "