[OpenSIPS-Devel] [OpenSIPS/opensips] 580f6d: rtpproxy: fix writev error 22:Invalid argument

[Ovidiu Sas]

  Branch: refs/heads/3.1
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 580f6d83aa28b338d70547bdf2dd83c6cf149528
      https://github.com/OpenSIPS/opensips/commit/580f6d83aa28b338d70547bdf2dd83c6cf149528
  Author: Ovidiu Sas <osas at voipembedded.com>
  Date:   2020-06-29 (Mon, 29 Jun 2020)

  Changed paths:
    M modules/rtpproxy/rtpproxy.c

  Log Message:
  -----------
  rtpproxy: fix writev error 22:Invalid argument

 - align code with rtpengine implementation for systems with no IOV_MAX defined

(cherry picked from commit 565e25ba9b967bb5442d62f2ef5791c51787f078)