rem: status_t rdef_add_include_dir(const char* dir)
add: rdef_add_include_dir(const char *dir, bool toEndOfList)
context: status_t rdef_add_include_dir(const char* dir){	clear_error();	char* temp = (char*) malloc(strlen(dir) + 2);	if (temp == NULL)	{		rdef_err = B_NO_MEMORY;		return B_NO_MEMORY;	}	strcpy(temp, dir);	strcat(temp, "/");	include_dirs.push_back(temp);	return B_OK;}