make: use the more modern wchar routines, not widec.h

@@ -34,12 +34,10 @@
 #include <vroot/vroot.h>        /* pathpt */
 #include <sys/time.h>           /* timestruc_t */
 #include <errno.h>              /* errno */
 
 #include <wctype.h>
-#include <widec.h>
-
 
 /*
  * A type and some utilities for boolean values
  */
 

@@ -156,12 +154,12 @@
 #define ALLOC_WC(x)             ((wchar_t *)getmem((x) * SIZEOFWCHAR_T))
 #define FIND_LENGTH             -1
 #define GETNAME(a,b)            getname_fn((a), (b), false)
 #define IS_EQUAL(a,b)           (!strcmp((a), (b)))
 #define IS_EQUALN(a,b,n)        (!strncmp((a), (b), (n)))
-#define IS_WEQUAL(a,b)          (!wscmp((a), (b)))
-#define IS_WEQUALN(a,b,n)       (!wsncmp((a), (b), (n)))
+#define IS_WEQUAL(a,b)          (!wcscmp((a), (b)))
+#define IS_WEQUALN(a,b,n)       (!wcsncmp((a), (b), (n)))
 #define MBLEN(a)                mblen((a), MB_LEN_MAX)
 #define MBSTOWCS(a,b)           (void) mbstowcs_with_check((a), (b), MAXPATHLEN)
 #define MBTOWC(a,b)             mbtowc((a), (b), MB_LEN_MAX)
 #define SIZEOFWCHAR_T           (sizeof (wchar_t))
 #define VSIZEOF(v)              (sizeof (v) / sizeof ((v)[0]))

@@ -242,11 +240,11 @@
                 ~Wstring();
 
                 void init(struct _Name * name);
                 void init(wchar_t * name, unsigned length);
                 unsigned length() {
-                        return wslen(string.buffer.start);
+                        return wcslen(string.buffer.start);
                 };
                 void append_to_str(struct _String * str, unsigned off, unsigned length);
 
                 wchar_t * get_string() {
                         return string.buffer.start;