[libxml2] configure: add -Wno-long-long to CFLAGS

[Stefan Kost <stefkost src gnome org>]

commit 85deb486a98f28aa490d50f42224f9e4d53ddfb2
Author: Stefan Kost <ensonic users sf net>
Date:   Tue May 10 10:55:07 2011 +0300

    configure: add -Wno-long-long to CFLAGS

 configure.in |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/configure.in b/configure.in
index 45c939e..5dca51a 100644
--- a/configure.in
+++ b/configure.in
@@ -664,8 +664,11 @@ else
 	#
 	CFLAGS="${CFLAGS} -fexceptions"
     fi
-       
-    CFLAGS="${CFLAGS} -pedantic -W -Wformat -Wunused -Wimplicit -Wreturn-type -Wswitch -Wcomment -Wtrigraphs -Wformat -Wchar-subscripts -Wuninitialized -Wparentheses -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -Waggregate-return -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Winline -Wredundant-decls" 
+
+    # warnings we'd like to see
+    CFLAGS="${CFLAGS} -pedantic -W -Wformat -Wunused -Wimplicit -Wreturn-type -Wswitch -Wcomment -Wtrigraphs -Wformat -Wchar-subscripts -Wuninitialized -Wparentheses -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -Waggregate-return -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Winline -Wredundant-decls"
+    # warnings we'd like to supress
+    CFLAGS="${CFLAGS} -Wno-long-long"
     case "${host}" in
           alpha*-*-linux* )
 	       CFLAGS="${CFLAGS} -mieee"