diff --git a/ase/ase.dsw b/ase/ase.dsw
index 3cf94955..02e8b26e 100644
--- a/ase/ase.dsw
+++ b/ase/ase.dsw
@@ -15,7 +15,7 @@ Package=<4>
 
 ###############################################################################
 
-Project: "awk.activex"=".\com\awk\awk.dsp" - Package Owner=<4>
+Project: "awk.com"=.\com\awk\awk.dsp - Package Owner=<4>
 
 Package=<5>
 {{{
diff --git a/ase/awk/awk.h b/ase/awk/awk.h
index d14b044e..d716f333 100644
--- a/ase/awk/awk.h
+++ b/ase/awk/awk.h
@@ -1,5 +1,5 @@
 /* 
- * $Id: awk.h,v 1.160 2006-12-04 12:58:23 bacon Exp $
+ * $Id: awk.h,v 1.161 2006-12-08 06:02:41 bacon Exp $
  */
 
 #ifndef _ASE_AWK_AWK_H_
@@ -83,9 +83,9 @@ struct ase_awk_syscas_t
 	void* (*memset) (void* dst, int val, ase_size_t n);
 	ase_real_t (*pow) (ase_real_t x, ase_real_t y);
 
-	int (*sprintf) (ase_char_t* buf, ase_size_t size, ase_char_t* fmt, ...);
-	void (*aprintf) (ase_char_t* fmt, ...); /* assertion */
-	void (*dprintf) (ase_char_t* fmt, ...); /* debug */
+	int (*sprintf) (ase_char_t* buf, ase_size_t size, const ase_char_t* fmt, ...);
+	void (*aprintf) (const ase_char_t* fmt, ...); /* assertion */
+	void (*dprintf) (const ase_char_t* fmt, ...); /* debug */
 	void (*abort) (void);
 
 	void* custom_data;
diff --git a/ase/awk/parse.c b/ase/awk/parse.c
index 8d043807..a425b9f7 100644
--- a/ase/awk/parse.c
+++ b/ase/awk/parse.c
@@ -1,5 +1,5 @@
 /*
- * $Id: parse.c,v 1.216 2006-12-04 12:58:23 bacon Exp $
+ * $Id: parse.c,v 1.217 2006-12-08 06:02:41 bacon Exp $
  */
 
 #include <ase/awk/awk_i.h>
@@ -346,7 +346,9 @@ int ase_awk_parse (ase_awk_t* awk, ase_awk_srcios_t* srcios)
 {
 	int n;
 
-	ASE_AWK_ASSERT (awk, srcios != ASE_NULL && srcios->in != ASE_NULL);
+	ASE_AWK_ASSERTX (awk, 
+		srcios != ASE_NULL && srcios->in != ASE_NULL,
+		"the source code input stream must be provided at least");
 	ASE_AWK_ASSERT (awk, awk->parse.depth.cur.loop == 0);
 	ASE_AWK_ASSERT (awk, awk->parse.depth.cur.expr == 0);