extern GLboolean radeonValidateState( struct gl_context *ctx );
extern void radeonFallback( struct gl_context *ctx, GLuint bit, GLboolean mode );
#define FALLBACK( rmesa, bit, mode ) do { \
if ( 0 ) fprintf( stderr, "FALLBACK in %s: #%d=%d\n", \
extern GLboolean radeonValidateState( struct gl_context *ctx );
extern void radeonFallback( struct gl_context *ctx, GLuint bit, GLboolean mode );
#define FALLBACK( rmesa, bit, mode ) do { \
if ( 0 ) fprintf( stderr, "FALLBACK in %s: #%d=%d\n", \