1 files changed, 1 insertions, 3 deletions
diff --git a/win/tclWinThrd.c b/win/tclWinThrd.c
index b9cde72..c1ab58f 100644
--- a/win/tclWinThrd.c
+++ b/win/tclWinThrd.c
@@ -13,8 +13,6 @@
 
 #include "tclWinInt.h"
 
-#include <float.h>
-
 /* Workaround for mingw versions which don't provide this in float.h */
 #ifndef _MCW_EM
 #   define	_MCW_EM		0x0008001F	/* Error masks */
@@ -1039,7 +1037,7 @@ TclpThreadCreateKey(void)
 {
     DWORD *key;
 
-    key = TclpSysAlloc(sizeof *key, 0);
+    key = TclpSysAlloc(sizeof *key);
     if (key == NULL) {
 	Tcl_Panic("unable to allocate thread key!");
     }