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Merge remote-tracking branch 'origin/master'

--- a/include/bits/darwin/sys/stdio.h

+++ b/include/bits/darwin/sys/stdio.h

@@ -3,6 +3,5 @@

 #define FOPEN_MAX 16

 #define TMP_MAX 25

-#define L_tmpnam 256

-

 #define _TMPNAME "/tmp/tmp.0000000"

+#define L_tmpnam sizeof(_TMPNAME)

--- a/include/bits/dragonfly/sys/stdio.h

+++ b/include/bits/dragonfly/sys/stdio.h

@@ -3,6 +3,5 @@

 #define FOPEN_MAX 16

 #define TMP_MAX 25

-#define L_tmpnam 256

-

 #define _TMPNAME "/tmp/tmp.0000000"

+#define L_tmpnam sizeof(_TMPNAME)

--- a/include/bits/linux/sys/stdio.h

+++ b/include/bits/linux/sys/stdio.h

@@ -3,6 +3,5 @@

 #define FOPEN_MAX 16

 #define TMP_MAX 25

-#define L_tmpnam 256

-

 #define _TMPNAME "/tmp/tmp.0000000"

+#define L_tmpnam sizeof(_TMPNAME)

--- a/include/bits/netbsd/sys/stdio.h

+++ b/include/bits/netbsd/sys/stdio.h

@@ -3,6 +3,5 @@

 #define FOPEN_MAX 16

 #define TMP_MAX 25

-#define L_tmpnam 256

-

 #define _TMPNAME "/tmp/tmp.0000000"

+#define L_tmpnam sizeof(_TMPNAME)

--- a/include/bits/openbsd/sys/stdio.h

+++ b/include/bits/openbsd/sys/stdio.h

@@ -3,6 +3,5 @@

 #define FOPEN_MAX 16

 #define TMP_MAX 25

-#define L_tmpnam 256

-

 #define _TMPNAME "/tmp/tmp.0000000"

+#define L_tmpnam sizeof(_TMPNAME)

--- a/src/libc/stdio/tmpnam.c

+++ b/src/libc/stdio/tmpnam.c

@@ -10,16 +10,9 @@

 char *

 tmpnam(char *s)

 {

-	static char *tmpl, buf[L_tmpnam];

+	static char tmpl[] = _TMPNAME;

 	char *p;

-	if (*buf == '\0') {

-		for (tmpl = buf, p = _TMPNAME; *tmpl++ = *p++; )

-			;

-		for (p = tmpl; p < &buf[L_tmpnam-1]; ++p)

-			*p = '0';

-		*p = '\0';

-	}

 	for (;;) {

 		for (p = tmpl; *p && *p != '9'; ++p)

 			;

@@ -27,10 +20,10 @@

 			return NULL;

 		++*p;

-		if (_access(buf, F_OK) != 0)

+		if (_access(tmpl, F_OK) != 0)

 			break;

 	}

 	if (s)

-		strcpy(s, buf);

-	return buf;

+		strcpy(s, tmpl);

+	return tmpl;

 }