>>> rrdtool 1.8.0 Extracting
gzip -d -c /home/buildroot/instance-0/dl/rrdtool/rrdtool-1.8.0.tar.gz | /home/buildroot/instance-0/output-1/host/bin/tar --strip-components=1 -C /home/buildroot/instance-0/output-1/build/rrdtool-1.8.0   -xf -
>>> rrdtool 1.8.0 Patching

Applying 0001-Constify-argv-fix-warnings.patch using patch: 
patching file bindings/lua/rrdlua.c
patching file bindings/perl-shared/RRDs.xs
patching file bindings/python/rrdtoolmodule.c
patching file bindings/ruby/main.c
patching file bindings/tcl/tclrrd.c
patching file src/optparse.c
patching file src/optparse.h
patching file src/rrd.h
Hunk #6 succeeded at 309 (offset -14 lines).
patching file src/rrd_cgi.c
Hunk #1 succeeded at 100 (offset -2 lines).
Hunk #2 succeeded at 315 (offset -2 lines).
Hunk #3 succeeded at 432 (offset -2 lines).
Hunk #4 succeeded at 924 (offset -2 lines).
Hunk #5 succeeded at 971 (offset -2 lines).
Hunk #6 succeeded at 1025 (offset -2 lines).
Hunk #7 succeeded at 1037 (offset -2 lines).
Hunk #8 succeeded at 1049 (offset -2 lines).
Hunk #9 succeeded at 1144 (offset -2 lines).
Hunk #10 succeeded at 1211 (offset -2 lines).
Hunk #11 succeeded at 1262 (offset -2 lines).
patching file src/rrd_create.c
patching file src/rrd_daemon.c
Hunk #1 succeeded at 1796 (offset -81 lines).
Hunk #2 succeeded at 1835 (offset -81 lines).
Hunk #3 succeeded at 1846 (offset -81 lines).
Hunk #4 succeeded at 1854 (offset -81 lines).
Hunk #5 succeeded at 4418 (offset -87 lines).
Hunk #6 succeeded at 4963 (offset -87 lines).
patching file src/rrd_dump.c
Hunk #1 succeeded at 472 (offset -25 lines).
Hunk #2 succeeded at 512 (offset -31 lines).
patching file src/rrd_fetch.c
patching file src/rrd_first.c
patching file src/rrd_flushcached.c
patching file src/rrd_graph.c
Hunk #1 succeeded at 4606 (offset -1 lines).
Hunk #2 succeeded at 4689 (offset -1 lines).
Hunk #3 succeeded at 4952 (offset -1 lines).
patching file src/rrd_graph.h
patching file src/rrd_graph_helper.c
patching file src/rrd_info.c
patching file src/rrd_last.c
patching file src/rrd_lastupdate.c
patching file src/rrd_list.c
patching file src/rrd_modify.c
patching file src/rrd_modify.h
patching file src/rrd_resize.c
patching file src/rrd_restore.c
patching file src/rrd_tool.c
Hunk #2 FAILED at 42.
Hunk #3 succeeded at 435 (offset -8 lines).
Hunk #4 succeeded at 518 (offset -8 lines).
Hunk #5 succeeded at 564 (offset -8 lines).
Hunk #6 succeeded at 879 (offset -8 lines).
1 out of 6 hunks FAILED -- saving rejects to file src/rrd_tool.c.rej
patching file src/rrd_tune.c
patching file src/rrd_update.c
Hunk #2 succeeded at 668 (offset -6 lines).
patching file src/rrd_xport.c
Hunk #1 succeeded at 72 (offset -1 lines).
patching file src/rrdupdate.c
make: *** [package/pkg-generic.mk:241: /home/buildroot/instance-0/output-1/build/rrdtool-1.8.0/.stamp_patched] Error 1
make: Leaving directory '/home/buildroot/instance-0/buildroot'