--- ray/src/common/standard.h	1992/09/21 12:04:27	2.2
+++ ray/src/common/standard.h	1993/08/02 13:51:42	2.5
@@ -66,8 +66,14 @@ extern char  *memcpy(), *memset();
 
 extern char  *sskip();
 extern char  *getpath(), *getenv();
+#ifndef malloc
 extern char  *malloc(), *calloc(), *realloc();
+#endif
 extern char  *bmalloc(), *savestr(), *savqstr();
+
+#ifdef  DCL_ATOF
+extern double  atof();
+#endif
 
 #ifdef MSDOS
 #define NIX 1