[Pvfs2-cvs] commit by slang in pvfs2/maint/config: kernel.m4

[CVS commit program]

Update of /projects/cvsroot/pvfs2/maint/config
In directory parlweb1:/tmp/cvs-serv27971/maint/config

Modified Files:
      Tag: pvfs-2-6-branch
	kernel.m4 
Log Message:
merge 2.6: FC5 kernel blah blah something something


Index: kernel.m4
===================================================================
RCS file: /projects/cvsroot/pvfs2/maint/config/kernel.m4,v
diff -p -u -r1.21.6.8 -r1.21.6.9
--- kernel.m4	13 Mar 2007 19:30:28 -0000	1.21.6.8
+++ kernel.m4	13 Mar 2007 19:46:15 -0000	1.21.6.9
@@ -348,9 +348,12 @@ AC_DEFUN([AX_KERNEL_FEATURES],
 		)
 	fi
 
-	tmp_cflags=$CFLAGS
+	dnl we need the compiler to error on warnings about prototypes, but
+	dnl certain Fedora FC5 kernel header files throw extra (spurious)
+	dnl warnings, which -Wno-pointer-sign silences.	
+        tmp_cflags=$CFLAGS
+	CFLAGS="$CFLAGS -Werror -Wno-pointer-sign"
 	dnl if this test passes, there is a struct dentry* argument
-	CFLAGS="$CFLAGS -Werror"
 	AC_MSG_CHECKING(if statfs callbacks' arguments in kernel has struct dentry argument)
 	dnl if this test passes, the kernel has it
 	dnl if this test fails, the kernel does not have it