Added several functions (to ctype.h, stdlib.h)

"Optimised" some functions in string.h
Added dynamic libraries support based on sysfunction 68.19 (experimental)

git-svn-id: svn://kolibrios.org@215 a494cfbc-eb01-0410-851d-a64ba20cac60

programs/develop/metcc/trunk/libc/string/itoab.c

@@ -0,0 +1,24 @@
+#include "stdio.h"
+#include "stdlib.h"
+#include "ctype.h"
+
+/*
+** itoab(n,s,b) - Convert "unsigned" n to characters in s using base b.
+**                NOTE: This is a non-standard function.
+*/
+void itoab(int n,char* s,int  b)
+{
+  char *ptr;
+  int lowbit;
+  ptr = s;
+  b >>= 1;
+  do {
+    lowbit = n & 1;
+    n = (n >> 1) & 32767;
+    *ptr = ((n % b) << 1) + lowbit;
+    if(*ptr < 10) *ptr += '0'; else *ptr += 55;
+    ++ptr;
+    } while(n /= b);
+  *ptr = 0;
+  reverse (s);
+}