[eclipses]

Hello got a error in this section wish i have no clue to fix, any suggestions or problem sovled sullution?

Error code "Compiling

Код:

C:\Users\Unknown\Desktop\zombie\gamemodes\HellBound.pwn(9915) : error 021: symbol already defined: "strtok"
C:\Users\Unknown\Desktop\zombie\gamemodes\HellBound.pwn(9930) : error 047: array sizes do not match, or destination array is too small
Pawn compiler 3.2.3664	 	 	Copyright © 1997-2006, ITB CompuPhase

Code witch the error is set on, red marked area "Problem"

Код:

 stock strtok(const string[], &index)
{
	new length = strlen(string);
	while ((index < length) && (string[index] <= ' '))
	{
		index++;
	}

	new offset = index;
	new result[20];
	while ((index < length) && (string[index] > ' ') && ((index - offset) < (sizeof(result) - 1)))
	{
		result[index - offset] = string[index];
		index++;
	}
	result[index - offset] = EOS;
	return result;