--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Returns number of bytes of free spaces in output buffer. Because the free space is allocated automatically, this method returns 0 normally.
full_name: Zlib::ZStream#avail_out
is_singleton: false
name: avail_out
params: ()
visibility: public