>>> feh 2.21 Downloading
--2017-11-21 18:06:07--  http://feh.finalrewind.org/feh-2.21.tar.bz2
Resolving feh.finalrewind.org (feh.finalrewind.org)... 51.15.37.212, 2001:bc8:4700:2300::2:607
Connecting to feh.finalrewind.org (feh.finalrewind.org)|51.15.37.212|:80... connected.
HTTP request sent, awaiting response... 301 Moved Permanently
Location: https://feh.finalrewind.org/feh-2.21.tar.bz2 [following]
--2017-11-21 18:06:07--  https://feh.finalrewind.org/feh-2.21.tar.bz2
Connecting to feh.finalrewind.org (feh.finalrewind.org)|51.15.37.212|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 2129718 (2.0M) [text/plain]
Saving to: `/home/test/autobuild/run/instance-0/output/build/.feh-2.21.tar.bz2.3847cB/output'

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2017-11-21 18:06:08 (22.3 MB/s) - `/home/test/autobuild/run/instance-0/output/build/.feh-2.21.tar.bz2.3847cB/output' saved [2129718/2129718]

feh-2.21.tar.bz2: OK (sha256: 520481c9908d999f8f7546103b78ff9b11f41d25b0938f0a22f10aaa48beef2b)
>>> feh 2.21 Extracting
bzcat /home/test/autobuild/run/instance-0/dl/feh-2.21.tar.bz2 | tar --strip-components=1 -C /home/test/autobuild/run/instance-0/output/build/feh-2.21   -xf -
>>> feh 2.21 Patching
>>> feh 2.21 Configuring
>>> feh 2.21 Building
PATH="/home/test/autobuild/run/instance-0/output/host/bin:/home/test/autobuild/run/instance-0/output/host/sbin:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games" /usr/bin/make -j1 CC="/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  " -C /home/test/autobuild/run/instance-0/output/build/feh-2.21 all
make[1]: Entering directory `/home/test/autobuild/run/instance-0/output/build/feh-2.21'
make[2]: Entering directory `/home/test/autobuild/run/instance-0/output/build/feh-2.21/src'
sed 's/^\(.*\)$/"\1\\n"/' < help.raw > help.inc
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os    -MM collage.c events.c feh_png.c filelist.c getopt.c getopt1.c gib_hash.c gib_imlib.c gib_list.c gib_style.c imlib.c index.c keyevents.c list.c main.c md5.c menu.c multiwindow.c options.c signals.c slideshow.c thumbnail.c timers.c utils.c wallpaper.c winwidget.c > deps.mk
make[2]: Leaving directory `/home/test/autobuild/run/instance-0/output/build/feh-2.21/src'
make[2]: Entering directory `/home/test/autobuild/run/instance-0/output/build/feh-2.21/src'
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o collage.o collage.c
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o events.o events.c
events.c: In function 'feh_event_handle_MotionNotify':
events.c:594:4: warning: C++ style comments are not allowed in ISO C90 [enabled by default]
    // TODO needlessly warps for certain zoom levels
    ^
events.c:594:4: warning: (this will be reported only once per input file) [enabled by default]
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o feh_png.o feh_png.c
feh_png.c: In function 'feh_png_read_comments':
feh_png.c:79:2: warning: ISO C90 forbids mixed declarations and code [-Wpedantic]
  gib_hash *hash = NULL;
  ^
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o filelist.o filelist.c
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o getopt.o getopt.c
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o getopt1.o getopt1.c
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o gib_hash.o gib_hash.c
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o gib_imlib.o gib_imlib.c
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o gib_list.o gib_list.c
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o gib_style.o gib_style.c
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o imlib.o imlib.c
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o index.o index.c
/home/test/autobuild/run/instance-0/output/host/bin/armv7-ctng-linux-gnueabihf-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -g -O2 -Wall -Wextra -pedantic -DHAVE_LIBCURL -DHAVE_LIBXINERAMA -DPREFIX=\"/usr/local\" -DPACKAGE=\"feh\" -DVERSION=\"2.21\"   -c -o keyevents.o keyevents.c
keyevents.c: In function 'feh_str_to_kb':
keyevents.c:393:2: error: 'for' loop initial declarations are only allowed in C99 mode
  for (unsigned int i = 0; i < EVENT_LIST_END; i++) {
  ^
keyevents.c:393:2: note: use option -std=c99 or -std=gnu99 to compile your code
make[2]: *** [keyevents.o] Error 1
make[2]: Leaving directory `/home/test/autobuild/run/instance-0/output/build/feh-2.21/src'
make[1]: *** [build-src] Error 2
make[1]: Leaving directory `/home/test/autobuild/run/instance-0/output/build/feh-2.21'
make: *** [/home/test/autobuild/run/instance-0/output/build/feh-2.21/.stamp_built] Error 2
make: Leaving directory `/home/test/autobuild/run/instance-0/buildroot'