Move SEP to osdefs.h.  Use MAXPATHLEN from osdefs.h.
diff --git a/Python/import.c b/Python/import.c
index 899621f..7fc50c8 100644
--- a/Python/import.c
+++ b/Python/import.c
@@ -36,6 +36,7 @@
 #include "marshal.h"
 #include "compile.h"
 #include "ceval.h"
+#include "osdefs.h"
 
 #ifdef DEBUG
 #define D(x) x
@@ -53,20 +54,6 @@
 
 #define MAGIC 0x949494L
 
-/* Define pathname separator used in file names */
-
-#ifdef macintosh
-#define SEP ':'
-#endif
-
-#ifdef MSDOS
-#define SEP '\\'
-#endif
-
-#ifndef SEP
-#define SEP '/'
-#endif
-
 static object *modules;
 
 /* Forward */
@@ -181,7 +168,7 @@
 	FILE *fp, *fpc;
 	node *n;
 	int err;
-	char namebuf[258];
+	char namebuf[MAXPATHLEN+1];
 	int namelen;
 	long mtime;
 	extern long getmtime();