diff --git a/qse/lib/awk/mod-sys.c b/qse/lib/awk/mod-sys.c
index a0a4f8db..5e9dd0d8 100644
--- a/qse/lib/awk/mod-sys.c
+++ b/qse/lib/awk/mod-sys.c
@@ -1819,6 +1819,7 @@ static int fnc_getnwifcfg (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 	qse_awk_rtx_valtostr_out_t out;
 	int ret = -1;
 
+	QSE_MEMSET (&cfg, 0, QSE_SIZEOF(cfg));
 	out.type = QSE_AWK_RTX_VALTOSTR_CPLCPY;
 	out.u.cplcpy.ptr = cfg.name;
 	out.u.cplcpy.len = QSE_COUNTOF(cfg.name);
diff --git a/qse/lib/cmn/ipad.c b/qse/lib/cmn/ipad.c
index 08849083..aa265550 100644
--- a/qse/lib/cmn/ipad.c
+++ b/qse/lib/cmn/ipad.c
@@ -559,7 +559,7 @@ qse_size_t qse_ip6adtombs (const qse_ip6ad_t* ipad, qse_mchar_t* buf, qse_size_t
 
 		tp += qse_fmtuintmaxtombs (
 			tp, QSE_COUNTOF(tmp) - (tp - tmp), 
-			words[i], 16, 0, QSE_WT('\0'), QSE_NULL);
+			words[i], 16, 0, QSE_MT('\0'), QSE_NULL);
 	}
 
 	/* Was it a trailing run of 0x00's? */