[Jack-Devel] Jack2 waf build error

Hello,
I decided to update my Jack2 version and faced a strange error when building 
version 1.9.9.5 (also there with latest git master):

./waf build
Waf: Entering directory `/usr/src/packages/jack/jack2/build'
make[1]: Entering directory `/usr/src/packages/jack/jack2/build'
Traceback (most recent call last):
  File 
"/usr/src/packages/jack/jack2/.waf-1.6.11-30618c54883417962c38f5d395f83584/waflib/Scripting.py", 
line 97, in waf_entry_point
    run_commands()
  File 
"/usr/src/packages/jack/jack2/.waf-1.6.11-30618c54883417962c38f5d395f83584/waflib/Scripting.py", 
line 151, in run_commands
    run_command(cmd_name)
  File 
"/usr/src/packages/jack/jack2/.waf-1.6.11-30618c54883417962c38f5d395f83584/waflib/Scripting.py", 
line 143, in run_command
    ctx.execute()
  File 
"/usr/src/packages/jack/jack2/.waf-1.6.11-30618c54883417962c38f5d395f83584/waflib/Scripting.py", 
line 345, in execute
    return execute_method(self)
  File 
"/usr/src/packages/jack/jack2/.waf-1.6.11-30618c54883417962c38f5d395f83584/waflib/Build.py", 
line 98, in execute
    self.execute_build()
  File 
"/usr/src/packages/jack/jack2/.waf-1.6.11-30618c54883417962c38f5d395f83584/waflib/Build.py", 
line 101, in execute_build
    self.recurse([self.run_dir])
  File 
"/usr/src/packages/jack/jack2/.waf-1.6.11-30618c54883417962c38f5d395f83584/waflib/Context.py", 
line 128, in recurse
    user_function(self)
  File "/usr/src/packages/jack/jack2/wscript", line 337, in build
    bld.add_subdirs('common')
  File 
"/usr/src/packages/jack/jack2/.waf-1.6.11-30618c54883417962c38f5d395f83584/waflib/Context.py", 
line 128, in recurse
    user_function(self)
  File "/usr/src/packages/jack/jack2/common/wscript", line 277, in build
    create_jack_process_obj(bld, 'netmanager', 'JackNetManager.cpp', 
serverlib)
  File "/usr/src/packages/jack/jack2/common/wscript", line 27, in 
create_jack_process_obj
    process.includes = ['.'] + env_includes + ['jack', '..']
UnboundLocalError: local variable 'env_includes' referenced before assignment

Here's my configure command and its output:
./waf configure --prefix=/usr --firewire --alsa --debug
Setting top to                           : /usr/src/packages/jack/jack2 
Setting out to                           : /usr/src/packages/jack/jack2/build 
Checking for 'g++' (c++ compiler)        : /usr/bin/g++ 
Checking for 'gcc' (c compiler)          : /usr/bin/gcc 
Checking for header samplerate.h         : yes 
Checking for header samplerate.h         : yes 
Checking for header sndfile.h            : yes 
Checking for program pkg-config          : /usr/bin/pkg-config 
Checking for 'celt' >= 0.5.0             : yes 
Checking for library readline            : yes 
Checking for 'celt' >= 0.11.0            : yes 
Checking for 'opus' >= 0.9.0             : not found 

==================                      
JACK 1.9.10 svn revision will checked and eventually updated during build
Build with a maximum of 64 JACK clients
Build with a maximum of 768 ports per application
Install prefix                           :  /usr 
Library directory                        :  /usr/lib 
Drivers directory                        :  /usr/lib/jack 
Build debuggable binaries                :  yes 
C compiler flags                         :  ['-O3', '-march=core2', '-mssse3', 
'-Wall', '-g'] 
C++ compiler flags                       :  ['-O3', '-march=core2', '-mssse3', 
'-Wall', '-g'] 
Linker flags                             :  ['-g'] 
Build doxygen documentation              :  no 
Build Opus netjack2                      :  no 
Build with engine profiling              :  no 
Build with 32/64 bits mixed mode         :  no 
Build standard JACK (jackd)              :  yes 
Build D-Bus JACK (jackdbus)              :  no 
Autostart method                         :  classic

Python version is 2.7.2. Could you please help me with the issue?

Thanks in advance.

Best regards,
Alexey Chernov

1363382743.15907_0.ltw:2,a <1765727.JKareO3hG4 at aclex>