/*
* call-seq:
* str.lstrip => new_str
*
* Returns a copy of <i>str</i> with leading whitespace removed. See also
* <code>String#rstrip</code> and <code>String#strip</code>.
*
* " hello ".lstrip #=> "hello "
* "hello".lstrip #=> "hello"
*/
static VALUE
rb_str_lstrip(str)
VALUE str;
{
str = rb_str_dup(str);
rb_str_lstrip_bang(str);
return str;
}