}
+unsigned strlen(const char *Str) {
+ int Count = 0;
+ while (*Str) { ++Count; ++Str; }
+ return Count;
+}
+
+char *strdup(const char *str) {
+ int Len = strlen(str);
+ char *Result = (char*)malloc((Len+1)*sizeof(char));
+ memcpy(Result, str, Len+1);
+ return Result;
+}
+
+
+/* Compare S1 and S2, returning less than, equal to or
+ greater than zero if S1 is lexicographically less than,
+ equal to or greater than S2. */
+int strcmp (const char *p1, const char *p2) {
+ register const unsigned char *s1 = (const unsigned char *) p1;
+ register const unsigned char *s2 = (const unsigned char *) p2;
+ unsigned char c1, c2;
+
+ do
+ {
+ c1 = (unsigned char) *s1++;
+ c2 = (unsigned char) *s2++;
+ if (c1 == '\0')
+ return c1 - c2;
+ }
+ while (c1 == c2);
+
+ return c1 - c2;
+}
+
+
//===----------------------------------------------------------------------===//
// memory stuff...
//===----------------------------------------------------------------------===//