slim:/home/seth/soft/duplicity-0.4.2$ sudo python setup.py install                                 
running install
running build
running build_py
running build_ext
building 'duplicity._librsync' extension
cc -pthread -fno-strict-aliasing -DNDEBUG -O2 -pipe -DTHREAD_STACK_SIZE=0x20000 -fPIC -fPIC -I/usr/local/include/python2.4 -c _librsyncmodule.c -o build/temp.openbsd-4.0-i386-2.4/_librsyncmodule.o
_librsyncmodule.c:25:23: librsync.h: No such file or directory
_librsyncmodule.c:32: error: syntax error before "result"
_librsyncmodule.c: In function `_librsync_seterror':
_librsyncmodule.c:35: error: `result' undeclared (first use in this function)
_librsyncmodule.c:35: error: (Each undeclared identifier is reported only once
_librsyncmodule.c:35: error: for each function it appears in.)
_librsyncmodule.c:35: error: `location' undeclared (first use in this function)
_librsyncmodule.c: At top level:
_librsyncmodule.c:46: error: syntax error before "rs_job_t"
_librsyncmodule.c: In function `_librsync_new_sigmaker':
_librsyncmodule.c:62: error: structure has no member named `sig_job'
_librsyncmodule.c:63: error: `RS_DEFAULT_STRONG_LEN' undeclared (first use in this function)
_librsyncmodule.c: In function `_librsync_sigmaker_dealloc':
_librsyncmodule.c:70: error: structure has no member named `sig_job'
_librsyncmodule.c: In function `_librsync_sigmaker_cycle':
_librsyncmodule.c:84: error: syntax error before "buf"
_librsyncmodule.c:90: error: `buf' undeclared (first use in this function)
_librsyncmodule.c:96: error: `result' undeclared (first use in this function)
_librsyncmodule.c:96: error: structure has no member named `sig_job'
_librsyncmodule.c:98: error: `RS_DONE' undeclared (first use in this function)
_librsyncmodule.c:98: error: `RS_BLOCKED' undeclared (first use in this function)
_librsyncmodule.c: At top level:
_librsyncmodule.c:171: error: syntax error before "rs_job_t"
_librsyncmodule.c: In function `_librsync_new_deltamaker':
_librsyncmodule.c:182: error: `rs_job_t' undeclared (first use in this function)
_librsyncmodule.c:182: error: `sig_loader' undeclared (first use in this function)
_librsyncmodule.c:183: error: `rs_signature_t' undeclared (first use in this function)
_librsyncmodule.c:183: error: `sig_ptr' undeclared (first use in this function)
_librsyncmodule.c:184: error: syntax error before "buf"
_librsyncmodule.c:196: error: `buf' undeclared (first use in this function)
_librsyncmodule.c:201: error: `result' undeclared (first use in this function)
_librsyncmodule.c:203: error: `RS_DONE' undeclared (first use in this function)
_librsyncmodule.c:212: error: structure has no member named `sig_ptr'
_librsyncmodule.c:213: error: structure has no member named `delta_job'
_librsyncmodule.c: In function `_librsync_deltamaker_dealloc':
_librsyncmodule.c:221: error: `rs_signature_t' undeclared (first use in this function)
_librsyncmodule.c:221: error: `sig_ptr' undeclared (first use in this function)
_librsyncmodule.c:221: error: structure has no member named `sig_ptr'
_librsyncmodule.c:224: error: structure has no member named `delta_job'
_librsyncmodule.c: In function `_librsync_deltamaker_cycle':
_librsyncmodule.c:238: error: syntax error before "buf"
_librsyncmodule.c:244: error: `buf' undeclared (first use in this function)
_librsyncmodule.c:250: error: `result' undeclared (first use in this function)
_librsyncmodule.c:250: error: structure has no member named `delta_job'
_librsyncmodule.c:251: error: `RS_DONE' undeclared (first use in this function)
_librsyncmodule.c:251: error: `RS_BLOCKED' undeclared (first use in this function)
_librsyncmodule.c: At top level:
_librsyncmodule.c:324: error: syntax error before "rs_job_t"
_librsyncmodule.c: In function `_librsync_new_patchmaker':
_librsyncmodule.c:350: error: structure has no member named `patch_job'
_librsyncmodule.c:350: error: `rs_file_copy_cb' undeclared (first use in this function)
_librsyncmodule.c: In function `_librsync_patchmaker_dealloc':
_librsyncmodule.c:360: error: structure has no member named `patch_job'
_librsyncmodule.c: In function `_librsync_patchmaker_cycle':
_librsyncmodule.c:374: error: syntax error before "buf"
_librsyncmodule.c:380: error: `buf' undeclared (first use in this function)
_librsyncmodule.c:386: error: `result' undeclared (first use in this function)
_librsyncmodule.c:386: error: structure has no member named `patch_job'
_librsyncmodule.c:387: error: `RS_DONE' undeclared (first use in this function)
_librsyncmodule.c:387: error: `RS_BLOCKED' undeclared (first use in this function)
_librsyncmodule.c: In function `init_librsync':
_librsyncmodule.c:477: error: `RS_DEFAULT_BLOCK_LEN' undeclared (first use in this function)
error: command 'cc' failed with exit status 1