pi@raspberrypi:~$ unzip keenerd-rtl-sdr-c1fcf2d.zip
Archive:  keenerd-rtl-sdr-c1fcf2d.zip
c1fcf2d2feb36a533dee96921eb3e3bc0fa89d01
   creating: keenerd-rtl-sdr-c1fcf2d/
  inflating: keenerd-rtl-sdr-c1fcf2d/.gitignore
  inflating: keenerd-rtl-sdr-c1fcf2d/AUTHORS
  inflating: keenerd-rtl-sdr-c1fcf2d/CMakeLists.txt
  inflating: keenerd-rtl-sdr-c1fcf2d/COPYING
  inflating: keenerd-rtl-sdr-c1fcf2d/Doxyfile.in
  inflating: keenerd-rtl-sdr-c1fcf2d/Makefile.am
  inflating: keenerd-rtl-sdr-c1fcf2d/README
   creating: keenerd-rtl-sdr-c1fcf2d/cmake/
   creating: keenerd-rtl-sdr-c1fcf2d/cmake/Modules/
  inflating: keenerd-rtl-sdr-c1fcf2d/cmake/Modules/FindLibUSB.cmake
  inflating: keenerd-rtl-sdr-c1fcf2d/cmake/Modules/FindThreads.cmake
  inflating: keenerd-rtl-sdr-c1fcf2d/cmake/cmake_uninstall.cmake.in
  inflating: keenerd-rtl-sdr-c1fcf2d/configure.ac
  inflating: keenerd-rtl-sdr-c1fcf2d/git-version-gen
   creating: keenerd-rtl-sdr-c1fcf2d/include/
  inflating: keenerd-rtl-sdr-c1fcf2d/include/CMakeLists.txt
  inflating: keenerd-rtl-sdr-c1fcf2d/include/Makefile.am
  inflating: keenerd-rtl-sdr-c1fcf2d/include/reg_field.h
  inflating: keenerd-rtl-sdr-c1fcf2d/include/rtl-sdr.h
  inflating: keenerd-rtl-sdr-c1fcf2d/include/rtl-sdr_export.h
  inflating: keenerd-rtl-sdr-c1fcf2d/include/rtlsdr_i2c.h
  inflating: keenerd-rtl-sdr-c1fcf2d/include/tuner_e4k.h
  inflating: keenerd-rtl-sdr-c1fcf2d/include/tuner_fc0012.h
  inflating: keenerd-rtl-sdr-c1fcf2d/include/tuner_fc0013.h
  inflating: keenerd-rtl-sdr-c1fcf2d/include/tuner_fc2580.h
  inflating: keenerd-rtl-sdr-c1fcf2d/librtlsdr.pc.in
   creating: keenerd-rtl-sdr-c1fcf2d/m4/
  inflating: keenerd-rtl-sdr-c1fcf2d/m4/.gitignore
  inflating: keenerd-rtl-sdr-c1fcf2d/rtl-sdr.rules
   creating: keenerd-rtl-sdr-c1fcf2d/src/
  inflating: keenerd-rtl-sdr-c1fcf2d/src/CMakeLists.txt
  inflating: keenerd-rtl-sdr-c1fcf2d/src/Makefile.am
  inflating: keenerd-rtl-sdr-c1fcf2d/src/librtlsdr.c
  inflating: keenerd-rtl-sdr-c1fcf2d/src/rtl_fm.c
  inflating: keenerd-rtl-sdr-c1fcf2d/src/rtl_sdr.c
  inflating: keenerd-rtl-sdr-c1fcf2d/src/rtl_tcp.c
  inflating: keenerd-rtl-sdr-c1fcf2d/src/rtl_test.c
  inflating: keenerd-rtl-sdr-c1fcf2d/src/tuner_e4k.c
  inflating: keenerd-rtl-sdr-c1fcf2d/src/tuner_fc0012.c
  inflating: keenerd-rtl-sdr-c1fcf2d/src/tuner_fc0013.c
  inflating: keenerd-rtl-sdr-c1fcf2d/src/tuner_fc2580.c
pi@raspberrypi:~$ cd keenerd-rtl-sdr-c1fcf2d
pi@raspberrypi:~/keenerd-rtl-sdr-c1fcf2d$ autoreconf -i
libtoolize: putting auxiliary files in `.'.
libtoolize: copying file `./ltmain.sh'
libtoolize: putting macros in AC_CONFIG_MACRO_DIR, `m4'.
libtoolize: copying file `m4/libtool.m4'
libtoolize: copying file `m4/ltoptions.m4'
libtoolize: copying file `m4/ltsugar.m4'
libtoolize: copying file `m4/ltversion.m4'
libtoolize: copying file `m4/lt~obsolete.m4'
configure.ac:14: installing `./config.guess'
configure.ac:14: installing `./config.sub'
configure.ac:5: installing `./install-sh'
configure.ac:5: installing `./missing'
src/Makefile.am: installing `./depcomp'
pi@raspberrypi:~/keenerd-rtl-sdr-c1fcf2d$ ./configure
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... no
checking for mawk... mawk
checking whether make sets $(MAKE)... yes
checking whether make sets $(MAKE)... (cached) yes
checking for gcc... gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables...
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ISO C89... none needed
checking for style of include used by make... GNU
checking dependency style of gcc... gcc3
checking build system type... armv6l-unknown-linux-gnueabi
checking host system type... armv6l-unknown-linux-gnueabi
checking for a sed that does not truncate output... /bin/sed
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
checking for fgrep... /bin/grep -F
checking for ld used by gcc... /usr/bin/ld
checking if the linker (/usr/bin/ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... /usr/bin/nm -B
checking the name lister (/usr/bin/nm -B) interface... BSD nm
checking whether ln -s works... yes
checking the maximum length of command line arguments... 1572864
checking whether the shell understands some XSI constructs... yes
checking whether the shell understands "+="... yes
checking for /usr/bin/ld option to reload object files... -r
checking for objdump... objdump
checking how to recognize dependent libraries... pass_all
checking for ar... ar
checking for strip... strip
checking for ranlib... ranlib
checking command to parse /usr/bin/nm -B output from gcc object... ok
checking how to run the C preprocessor... gcc -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking for dlfcn.h... yes
checking for objdir... .libs
checking if gcc supports -fno-rtti -fno-exceptions... no
checking for gcc option to produce PIC... -fPIC -DPIC
checking if gcc PIC flag -fPIC -DPIC works... yes
checking if gcc static flag -static works... yes
checking if gcc supports -c -o file.o... yes
checking if gcc supports -c -o file.o... (cached) yes
checking whether the gcc linker (/usr/bin/ld) supports shared libraries... yes
checking whether -lc should be explicitly linked in... no
checking dynamic linker characteristics... GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking whether stripping libraries is possible... yes
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... yes
checking for pkg-config... /usr/bin/pkg-config
checking pkg-config is at least version 0.9.0... yes
checking for LIBUSB... yes
checking for doxygen... false
checking for ANSI C header files... (cached) yes
checking for sys/types.h... (cached) yes
checking if gcc supports -fvisibility=hidden... yes
checking whether compiler understands -Wall... yes
configure: creating ./config.status
config.status: creating librtlsdr.pc
config.status: creating include/Makefile
config.status: creating src/Makefile
config.status: creating Makefile
config.status: creating Doxyfile
config.status: creating config.h
config.status: executing depfiles commands
config.status: executing libtool commands
pi@raspberrypi:~/keenerd-rtl-sdr-c1fcf2d$ make
echo UNKNOWN > .version-t && mv .version-t .version
make  all-recursive
make[1]: Entering directory `/home/pi/keenerd-rtl-sdr-c1fcf2d'
Making all in include
make[2]: Entering directory `/home/pi/keenerd-rtl-sdr-c1fcf2d/include'
make[2]: Nothing to be done for `all'.
make[2]: Leaving directory `/home/pi/keenerd-rtl-sdr-c1fcf2d/include'
Making all in src
make[2]: Entering directory `/home/pi/keenerd-rtl-sdr-c1fcf2d/src'
  CC     librtlsdr.lo
  CC     tuner_e4k.lo
  CC     tuner_fc0012.lo
  CC     tuner_fc0013.lo
  CC     tuner_fc2580.lo
  CCLD   librtlsdr.la
  CC     rtl_sdr.o
  CCLD   rtl_sdr
  CC     rtl_tcp.o
rtl_tcp.c: In function âmainâ:
rtl_tcp.c:457: warning: pointer targets in passing argument 3 of âacceptâ differ in signedness
/usr/include/sys/socket.h:214: note: expected âsocklen_t * __restrict__â but argument is of type âint *â
  CCLD   rtl_tcp
  CC     rtl_test.o
  CCLD   rtl_test
  CC     rtl_fm.o
rtl_fm.c: In function ârtlsdr_callbackâ:
rtl_fm.c:417: warning: assignment from incompatible pointer type
rtl_fm.c: In function âdemod_thread_fnâ:
rtl_fm.c:431: warning: assignment from incompatible pointer type
  CCLD   rtl_fm
rtl_fm.o: In function `polar_discriminant':
/home/pi/keenerd-rtl-sdr-c1fcf2d/src/rtl_fm.c:259: undefined reference to `atan2'
collect2: ld returned 1 exit status
make[2]: *** [rtl_fm] Error 1
make[2]: Leaving directory `/home/pi/keenerd-rtl-sdr-c1fcf2d/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/pi/keenerd-rtl-sdr-c1fcf2d'
make: *** [all] Error 2
pi@raspberrypi:~/keenerd-rtl-sdr-c1fcf2d$