RHEL6 build gives errors about objective-c-exceptions

[karcaw]

In file included from /usr/include/Foundation/NSClassDescription.h:30,
from /usr/include/Foundation/Foundation.h:49,
from /builddir/build/BUILD/cview-0.3.3/libcview/cview.h:60,
from /builddir/build/BUILD/cview-0.3.3/libcview/utils.m:65:
/usr/include/Foundation/NSException.h:42:2: error: #error The current setting for native-objc-exceptions does not match that of gnustep-base ... please correct this.