diff --git a/qse/include/qse/cmn/time.h b/qse/include/qse/cmn/time.h
index 436f0e1d..cc850d5f 100644
--- a/qse/include/qse/cmn/time.h
+++ b/qse/include/qse/cmn/time.h
@@ -51,7 +51,7 @@ struct qse_btime_t
 	int wday; /* 0(sun)-6(sat) */
 	int yday; /* 0(jan 1) to 365 */
 	int isdst;
-	int offset;
+	/*int offset;*/
 };
 
 #ifdef __cplusplus
@@ -87,7 +87,7 @@ int qse_settime (
  *
  * SYNOPSIS
  */
-void qse_gmtime (
+int qse_gmtime (
 	qse_ntime_t  nt, 
 	qse_btime_t* bt
 );
@@ -105,13 +105,25 @@ int qse_localtime (
 ); 
 /******/
 
-/****f* qse.cmn/qse_mktime
+/****f* qse.cmn/qse_timegm
  * NAME
- *  qse_mktime - convert broken-down time to numeric time
+ *  qse_timegm - convert broken-down time to numeric time
  *
  * SYNOPSIS
  */
-int qse_mktime (
+int qse_timegm (
+	const qse_btime_t* bt,
+	qse_ntime_t*       nt
+);
+/******/
+
+/****f* qse.cmn/qse_timelocal
+ * NAME
+ *  qse_timelocal - convert broken-down time to numeric time
+ *
+ * SYNOPSIS
+ */
+int qse_timelcoal (
 	const qse_btime_t* bt,
 	qse_ntime_t*       nt
 );
diff --git a/qse/lib/awk/std.c b/qse/lib/awk/std.c
index 12ccc4cc..bfbb22f3 100644
--- a/qse/lib/awk/std.c
+++ b/qse/lib/awk/std.c
@@ -1073,8 +1073,9 @@ static int bfn_systime (qse_awk_run_t* run, const qse_char_t* fnm, qse_size_t fn
 	return 0;
 }
 
-static int bfn_gmtime (qse_awk_run_t* run, const qse_char_t* fnm, qse-size_t fnl)
+static int bfn_gmtime (qse_awk_run_t* run, const qse_char_t* fnm, qse_size_t fnl)
 {
+/* TODO: *********************** */
 	qse_ntime_t nt;
 	qse_btime_t bt;
 
@@ -1083,6 +1084,12 @@ static int bfn_gmtime (qse_awk_run_t* run, const qse_char_t* fnm, qse-size_t fnl
 	/* TODO: create an array containing
 	 *       .....
 	 */
+	return -1;
+}
+
+static int bfn_localtime (qse_awk_run_t* run, const qse_char_t* fnm, qse_size_t fnl)
+{
+	return -1;
 }
 
 #define ADD_FUNC(awk,name,min,max,bfn) \
@@ -1105,6 +1112,7 @@ static int add_functions (qse_awk_t* awk)
         ADD_FUNC (awk, QSE_T("srand"),      0, 1, bfn_srand);
         ADD_FUNC (awk, QSE_T("systime"),    0, 0, bfn_systime);
 	ADD_FUNC (awk, QSE_T("gmtime"),     0, 0, bfn_gmtime);
+	ADD_FUNC (awk, QSE_T("localtime"),  0, 0, bfn_localtime);
 /*
         ADD_FUNC (awk, QSE_T("strftime"),   0, 2, bfn_strftime);
         ADD_FUNC (awk, QSE_T("strfgmtime"), 0, 2, bfn_strfgmtime);
diff --git a/qse/lib/cmn/time.c b/qse/lib/cmn/time.c
index 8db16284..aaee8a1d 100644
--- a/qse/lib/cmn/time.c
+++ b/qse/lib/cmn/time.c
@@ -3,6 +3,7 @@
  */
 
 #include <qse/cmn/time.h>
+#include "mem.h"
 
 #ifdef _WIN32
 #include <windows.h>
@@ -115,8 +116,9 @@ static void brkdntime (qse_ntime_t nt, qse_btime_t* bt, qse_ntime_t offset)
 	qse_ntime_t year = QSE_EPOCH_YEAR;
 	
 	nt += offset;
-	/* TODO: support bt->msecs */
-	/*bt->msecs = nt % QSEC_MSECS_PER_SEC;*/
+
+	bt->msec = nt % QSE_MSECS_PER_SEC;
+	if (bt->msec < 0) bt->msec = QSE_MSECS_PER_SEC + bt->msec;
 
 	secs = nt / QSE_MSECS_PER_SEC;
 	days = secs / QSE_SECS_PER_DAY;
@@ -171,10 +173,54 @@ static void brkdntime (qse_ntime_t nt, qse_btime_t* bt, qse_ntime_t offset)
 
 	bt->mday = days + 1;
 	bt->isdst = 0;
-	bt->offset = offset;
+	/*bt->offset = offset;*/
 }
 
-void qse_gmtime (qse_ntime_t nt, qse_btime_t* bt)
+int qse_gmtime (qse_ntime_t nt, qse_btime_t* bt)
 {
 	brkdntime (nt, bt, 0);
+	return 0;
 }
+
+int qse_localtime (qse_ntime_t nt, qse_btime_t* bt)
+{
+	struct tm* tm;
+	time_t t = (time_t)(nt / QSE_MSECS_PER_SEC);
+	qse_ntime_t rem = nt % QSE_MSECS_PER_SEC;
+
+	/* TODO: remove dependency on localtime/localtime_r */
+#ifdef _WIN32
+	tm = localtime (&t);
+#else
+	struct tm btm;
+	tm = localtime_r (&t, &btm);
+#endif
+	if (tm == QSE_NULL) return -1;
+	
+	QSE_MEMSET (bt, 0, QSE_SIZEOF(*bt));
+
+	bt->msec = (rem >= 0)? rem: (QSE_MSECS_PER_SEC + rem);
+	bt->sec = tm->tm_sec;
+	bt->min = tm->tm_min;
+	bt->hour = tm->tm_hour;
+	bt->mday = tm->tm_mday;
+	bt->mon = tm->tm_mon;
+	bt->year = tm->tm_year;
+	bt->wday = tm->tm_wday;
+	bt->yday = tm->tm_yday;
+	bt->isdst = tm->tm_isdst;
+	/*bt->offset = tm->tm_offset;*/
+
+	return 0;
+}
+
+int qse_timegm (const qse_btime_t* bt, qse_ntime_t* nt)
+{
+	return -1;
+}
+
+int qse_timelocal (const qse_btime_t* bt, qse_ntime_t* nt)
+{
+	return -1;
+}
+