diff --git a/libc/tzcode/asctime.c b/libc/tzcode/asctime.c
index e0804f1..22bba34 100644
--- a/libc/tzcode/asctime.c
+++ b/libc/tzcode/asctime.c
@@ -11,7 +11,7 @@
 
 #ifndef lint
 #ifndef NOID
-static char	elsieid[] = "@(#)asctime.c	8.2";
+static char elsieid[] = "@(#)asctime.c  8.2";
 #endif /* !defined NOID */
 #endif /* !defined lint */
 
@@ -39,9 +39,9 @@
 ** but many implementations pad anyway; most likely the standards are buggy.
 */
 #ifdef __GNUC__
-#define ASCTIME_FMT	"%.3s %.3s%3d %2.2d:%2.2d:%2.2d %-4s\n"
+#define ASCTIME_FMT "%.3s %.3s%3d %2.2d:%2.2d:%2.2d %-4s\n"
 #else /* !defined __GNUC__ */
-#define ASCTIME_FMT	"%.3s %.3s%3d %02.2d:%02.2d:%02.2d %-4s\n"
+#define ASCTIME_FMT "%.3s %.3s%3d %02.2d:%02.2d:%02.2d %-4s\n"
 #endif /* !defined __GNUC__ */
 /*
 ** For years that are more than four digits we put extra spaces before the year
@@ -50,12 +50,12 @@
 ** that no output is better than wrong output).
 */
 #ifdef __GNUC__
-#define ASCTIME_FMT_B	"%.3s %.3s%3d %2.2d:%2.2d:%2.2d     %s\n"
+#define ASCTIME_FMT_B   "%.3s %.3s%3d %2.2d:%2.2d:%2.2d     %s\n"
 #else /* !defined __GNUC__ */
-#define ASCTIME_FMT_B	"%.3s %.3s%3d %02.2d:%02.2d:%02.2d     %s\n"
+#define ASCTIME_FMT_B   "%.3s %.3s%3d %02.2d:%02.2d:%02.2d     %s\n"
 #endif /* !defined __GNUC__ */
 
-#define STD_ASCTIME_BUF_SIZE	26
+#define STD_ASCTIME_BUF_SIZE    26
 /*
 ** Big enough for something such as
 ** ??? ???-2147483648 -2147483648:-2147483648:-2147483648     -2147483648\n
@@ -66,9 +66,9 @@
 ** as an example; the define below calculates the maximum for the system at
 ** hand.
 */
-#define MAX_ASCTIME_BUF_SIZE	(2*3+5*INT_STRLEN_MAXIMUM(int)+7+2+1+1)
+#define MAX_ASCTIME_BUF_SIZE    (2*3+5*INT_STRLEN_MAXIMUM(int)+7+2+1+1)
 
-static char	buf_asctime[MAX_ASCTIME_BUF_SIZE];
+static char buf_asctime[MAX_ASCTIME_BUF_SIZE];
 
 /*
 ** A la ISO/IEC 9945-1, ANSI/IEEE Std 1003.1, 2004 Edition.
@@ -76,54 +76,54 @@
 
 char *
 asctime_r(timeptr, buf)
-register const struct tm *	timeptr;
-char *				buf;
+register const struct tm *  timeptr;
+char *              buf;
 {
-	static const char	wday_name[][3] = {
-		"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
-	};
-	static const char	mon_name[][3] = {
-		"Jan", "Feb", "Mar", "Apr", "May", "Jun",
-		"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
-	};
-	register const char *	wn;
-	register const char *	mn;
-	char			year[INT_STRLEN_MAXIMUM(int) + 2];
-	char			result[MAX_ASCTIME_BUF_SIZE];
+    static const char   wday_name[][3] = {
+        "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
+    };
+    static const char   mon_name[][3] = {
+        "Jan", "Feb", "Mar", "Apr", "May", "Jun",
+        "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
+    };
+    register const char *   wn;
+    register const char *   mn;
+    char            year[INT_STRLEN_MAXIMUM(int) + 2];
+    char            result[MAX_ASCTIME_BUF_SIZE];
 
-	if (timeptr->tm_wday < 0 || timeptr->tm_wday >= DAYSPERWEEK)
-		wn = "???";
-	else	wn = wday_name[timeptr->tm_wday];
-	if (timeptr->tm_mon < 0 || timeptr->tm_mon >= MONSPERYEAR)
-		mn = "???";
-	else	mn = mon_name[timeptr->tm_mon];
-	/*
-	** Use strftime's %Y to generate the year, to avoid overflow problems
-	** when computing timeptr->tm_year + TM_YEAR_BASE.
-	** Assume that strftime is unaffected by other out-of-range members
-	** (e.g., timeptr->tm_mday) when processing "%Y".
-	*/
-	(void) strftime(year, sizeof year, "%Y", timeptr);
-	/*
-	** We avoid using snprintf since it's not available on all systems.
-	*/
-	(void) sprintf(result,
-		((strlen(year) <= 4) ? ASCTIME_FMT : ASCTIME_FMT_B),
-		wn, mn,
-		timeptr->tm_mday, timeptr->tm_hour,
-		timeptr->tm_min, timeptr->tm_sec,
-		year);
-	if (strlen(result) < STD_ASCTIME_BUF_SIZE || buf == buf_asctime) {
-		(void) strcpy(buf, result);
-		return buf;
-	} else {
+    if (timeptr->tm_wday < 0 || timeptr->tm_wday >= DAYSPERWEEK)
+        wn = "???";
+    else    wn = wday_name[timeptr->tm_wday];
+    if (timeptr->tm_mon < 0 || timeptr->tm_mon >= MONSPERYEAR)
+        mn = "???";
+    else    mn = mon_name[timeptr->tm_mon];
+    /*
+    ** Use strftime's %Y to generate the year, to avoid overflow problems
+    ** when computing timeptr->tm_year + TM_YEAR_BASE.
+    ** Assume that strftime is unaffected by other out-of-range members
+    ** (e.g., timeptr->tm_mday) when processing "%Y".
+    */
+    (void) strftime(year, sizeof year, "%Y", timeptr);
+    /*
+    ** We avoid using snprintf since it's not available on all systems.
+    */
+    (void) sprintf(result,
+        ((strlen(year) <= 4) ? ASCTIME_FMT : ASCTIME_FMT_B),
+        wn, mn,
+        timeptr->tm_mday, timeptr->tm_hour,
+        timeptr->tm_min, timeptr->tm_sec,
+        year);
+    if (strlen(result) < STD_ASCTIME_BUF_SIZE || buf == buf_asctime) {
+        (void) strcpy(buf, result);
+        return buf;
+    } else {
 #ifdef EOVERFLOW
-		errno = EOVERFLOW;
+        errno = EOVERFLOW;
 #else /* !defined EOVERFLOW */
-		errno = EINVAL;
+        errno = EINVAL;
 #endif /* !defined EOVERFLOW */
-		return NULL;
-	}
+        return NULL;
+    }
 }
 
 /*
@@ -132,7 +132,7 @@
 
 char *
 asctime(timeptr)
-register const struct tm *	timeptr;
+register const struct tm *  timeptr;
 {
-	return asctime_r(timeptr, buf_asctime);
+    return asctime_r(timeptr, buf_asctime);
 }