--- ray/src/common/savqstr.c	2003/02/25 02:47:22	2.4
+++ ray/src/common/savqstr.c	2003/07/17 09:21:29	2.7
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char	RCSid[] = "$Id: savqstr.c,v 2.4 2003/02/25 02:47:22 greg Exp $";
+static const char RCSid[] = "$Id: savqstr.c,v 2.7 2003/07/17 09:21:29 schorsch Exp $";
 #endif
 /*
  *  Save unshared strings.
@@ -11,9 +11,9 @@ static const char	RCSid[] = "$Id: savqstr.c,v 2.4 2003
 
 #include <stdlib.h>
 
-extern void	eputs();
-extern void	quit();
+#include "rterror.h"
 
+
 #if 1
 
 char *
@@ -40,7 +40,8 @@ void
 freeqstr(s)			/* free a private string */
 char  *s;
 {
-	free((void *)s);
+	if (s != NULL)
+		free((void *)s);
 }
 
 #else
@@ -50,19 +51,19 @@ char  *s;
  *  large blocks to optimize paging in VM environments.
  */
 
-#ifdef  BIGMEM
+#ifdef  SMLMEM
 #ifndef  MINBLOCK
-#define  MINBLOCK	(1<<12)		/* minimum allocation block size */
+#define  MINBLOCK	(1<<10)		/* minimum allocation block size */
 #endif
 #ifndef  MAXBLOCK
-#define  MAXBLOCK	(1<<16)		/* maximum allocation block size */
+#define  MAXBLOCK	(1<<14)		/* maximum allocation block size */
 #endif
 #else
 #ifndef  MINBLOCK
-#define  MINBLOCK	(1<<10)		/* minimum allocation block size */
+#define  MINBLOCK	(1<<12)		/* minimum allocation block size */
 #endif
 #ifndef  MAXBLOCK
-#define  MAXBLOCK	(1<<14)		/* maximum allocation block size */
+#define  MAXBLOCK	(1<<16)		/* maximum allocation block size */
 #endif
 #endif