--- ray/src/common/bsdf.h	2011/02/18 00:40:25	2.4
+++ ray/src/common/bsdf.h	2011/02/19 01:48:59	2.6
@@ -1,4 +1,4 @@
-/* RCSid $Id: bsdf.h,v 2.4 2011/02/18 00:40:25 greg Exp $ */
+/* RCSid $Id: bsdf.h,v 2.6 2011/02/19 01:48:59 greg Exp $ */
 /*
  *  bsdf.h
  *  
@@ -136,7 +136,7 @@ extern int		SDretainSet;	/* set to SDretainNone by def
  * The following routines are less commonly used by applications.
  */
 
-#define	SDisLoaded(sd)	((sd)->rLambFront.spec.clock != 0)
+#define	SDisLoaded(sd)	((sd)->rLambFront.spec.flags != 0)
 
 /* Report an error to the indicated stream (in English) */
 extern SDError		SDreportEnglish(SDError ec, FILE *fp);
@@ -223,6 +223,12 @@ extern SDError		SDinvXform(RREAL iMtx[3][3], RREAL vMt
 /* Transform and normalize direction (column) vector */
 extern SDError		SDmapDir(FVECT resVec, RREAL vMtx[3][3],
 					const FVECT inpVec);
+
+/* System-specific BSDF loading routine (not part of our library) */
+extern SDData		*loadBSDF(char *name);
+
+/* System-specific BSDF error translator (not part of our library) */
+extern char		*transSDError(SDError ec);
 
 /*################################################################*/
 /*######### DEPRECATED DEFINITIONS AWAITING PERMANENT REMOVAL #######*/