system_call_error.errno   → fixnum

Return this SystemCallError’s error number.

Source Code

/*
* call-seq:
*   system_call_error.errno   => fixnum
*
* Return this SystemCallError's error number.
*/

static VALUE
syserr_errno(self)
   VALUE self;
{
   return rb_attr_get(self, rb_intern("errno"));
}