--- ray/src/common/standard.h	1990/12/15 15:01:35	1.5
+++ ray/src/common/standard.h	1991/10/23 15:19:23	1.8
@@ -16,7 +16,7 @@
 				/* regular transformation */
 typedef struct {
 	MAT4  xfm;				/* transform matrix */
-	double  sca;				/* scalefactor */
+	FLOAT  sca;				/* scalefactor */
 }  XF;
 				/* complemetary tranformation */
 typedef struct {
@@ -24,9 +24,6 @@ typedef struct {
 	XF  b;					/* backward */
 }  FULLXF;
 
-#define  FHUGE		(1e10)		/* large real number */
-#define  FTINY		(1e-6)		/* small real number */
-
 #ifdef  M_PI
 #define  PI		M_PI
 #else
@@ -57,11 +54,14 @@ extern int  errno;			/* system error number */
 #else
 #define  copystruct(d,s)	bcopy((char *)(s),(char *)(d),sizeof(*(d)))
 #endif
+
 #ifndef  BSD
 #define  bcopy(s,d,n)		(void)memcpy(d,s,n)
 #define  bzero(d,n)		(void)memset(d,0,n)
 #define  bcmp(b1,b2,n)		memcmp(b1,b2,n)
 extern char  *memcpy(), *memset();
+#define  index			strchr
+#define  rindex			strrchr
 #endif
 
 extern char  *sskip();