libssh2_poll_channel_read - check if data is available

       This function is deprecated. Do note use.

       libssh2_poll_channel_read(3)  checks to see if data is available in the channel's read buffer. No attempt
       is made with this method to see if packets are available to be processed. For full polling  support,  use
       libssh2_poll(3).

       libssh2_poll_channel_read - check if data is available

       Returns 1 when data is available and 0 otherwise.

libssh2_poll(3)

libssh2 0.15                                       14 Dec 2006                      libssh2_poll_channel_read(3)

       #include <libssh2.h>

       int
       libssh2_poll_channel_read(LIBSSH2_CHANNEL *channel, int extended);