Unmet dependencies installing gitg

Copying file ABOUT-NLS
Creating directory build-aux
Copying file build-aux/config.rpath
Creating directory m4
Copying file m4/codeset.m4
Copying file m4/gettext.m4
Copying file m4/glibc2.m4
Copying file m4/glibc21.m4
Copying file m4/iconv.m4
Copying file m4/intdiv0.m4
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Copying file m4/lcmessage.m4
Copying file m4/lib-ld.m4
Copying file m4/lib-link.m4
Copying file m4/lib-prefix.m4
Copying file m4/lock.m4
Copying file m4/longlong.m4
Copying file m4/nls.m4
Copying file m4/po.m4
Copying file m4/printf-posix.m4
Copying file m4/progtest.m4
Copying file m4/size_max.m4
Copying file m4/stdint_h.m4
Copying file m4/uintmax_t.m4
Copying file m4/visibility.m4
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Copying file m4/xsize.m4
Copying file po/Makefile.in.in
Copying file po/Makevars.template
Copying file po/Rules-quot
Copying file po/boldquot.sed
Copying file po/en@boldquot.header
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autoreconf: Entering directory `.'
autoreconf: running: intltoolize --automake --copy --force
autoreconf: running: aclocal --force -I m4 ${ACLOCAL_FLAGS}
autoreconf: configure.ac: tracing
autoreconf: running: libtoolize --copy --force
libtoolize: putting auxiliary files in AC_CONFIG_AUX_DIR, 'build-aux'.
libtoolize: copying file 'build-aux/ltmain.sh'
libtoolize: putting macros in AC_CONFIG_MACRO_DIRS, 'm4'.
libtoolize: copying file 'm4/libtool.m4'
libtoolize: copying file 'm4/ltoptions.m4'
libtoolize: copying file 'm4/ltsugar.m4'
libtoolize: copying file 'm4/ltversion.m4'
libtoolize: copying file 'm4/lt~obsolete.m4'
autoreconf: running: /usr/bin/autoconf --force
autoreconf: running: /usr/bin/autoheader --force
autoreconf: running: automake --add-missing --copy --force-missing
configure.ac:55: warning: The 'AM_PROG_MKDIR_P' macro is deprecated, and its use is discouraged.
configure.ac:55: You should use the Autoconf-provided 'AC_PROG_MKDIR_P' macro instead,
configure.ac:55: and use '$(MKDIR_P)' instead of '$(mkdir_p)'in your Makefile.am files.
configure.ac:34: installing 'build-aux/compile'
configure.ac:49: installing 'build-aux/config.guess'
configure.ac:49: installing 'build-aux/config.sub'
configure.ac:28: installing 'build-aux/install-sh'
configure.ac:28: installing 'build-aux/missing'
Makefile.am: installing './INSTALL'
Makefile.am: installing 'build-aux/depcomp'
libgitg-ext/Makefile.am:101: installing 'build-aux/py-compile'
Makefile.am:98:   'libgitg-ext/Makefile.am' included from here
parallel-tests: installing 'build-aux/test-driver'
autoreconf: Leaving directory `.'
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 supports nested variables... yes
checking whether UID '1000' is supported by ustar format... yes
checking whether GID '1000' is supported by ustar format... yes
checking how to create a ustar tar archive... gnutar
checking whether to enable maintainer-specific portions of Makefiles... yes
checking whether make supports nested variables... (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 whether gcc understands -c and -o together... yes
checking for style of include used by make... GNU
checking dependency style of gcc... gcc3
checking whether make sets $(MAKE)... (cached) yes
checking for gzip... /bin/gzip
checking for pkg-config... /usr/bin/pkg-config
checking pkg-config is at least version 0.9.0... yes
checking for glib-mkenums... no
checking for glib-compile-resources... /usr/bin/glib-compile-resources
checking for gtk3-update-icon-cache... no
checking for gtk-update-icon-cache... /usr/bin/gtk-update-icon-cache
checking for valadoc... no
checking build system type... x86_64-pc-linux-gnu
checking host system type... x86_64-pc-linux-gnu
checking how to print strings... printf
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 how to convert x86_64-pc-linux-gnu file names to x86_64-pc-linux-gnu format... func_convert_file_noop
checking how to convert x86_64-pc-linux-gnu file names to toolchain format... func_convert_file_noop
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 dlltool... no
checking how to associate runtime and link libraries... printf %s\n
checking for ar... ar
checking for archiver @FILE support... @
checking for strip... strip
checking for ranlib... ranlib
checking command to parse /usr/bin/nm -B output from gcc object... ok
checking for sysroot... no
checking for a working dd... /bin/dd
checking how to truncate binary pipes... /bin/dd bs=4096 count=1
checking for mt... mt
checking if mt is a manifest tool... no
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
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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 -m elf_x86_64) 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... no
checking whether NLS is requested... yes
checking for intltool >= 0.40.0... 0.51.0 found
checking for intltool-update... /usr/bin/intltool-update
checking for intltool-merge... /usr/bin/intltool-merge
checking for intltool-extract... /usr/bin/intltool-extract
checking for xgettext... /usr/bin/xgettext
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checking for gmsgfmt... /usr/bin/msgfmt
checking for perl... /usr/bin/perl
checking for perl >= 5.8.1... 5.22.1
checking for XML::Parser... ok
checking for msgfmt... (cached) /usr/bin/msgfmt
checking for gmsgfmt... (cached) /usr/bin/msgfmt
checking for xgettext... (cached) /usr/bin/xgettext
checking for msgmerge... (cached) /usr/bin/msgmerge
checking for ld used by GCC... /usr/bin/ld -m elf_x86_64
checking if the linker (/usr/bin/ld -m elf_x86_64) is GNU ld... yes
checking for shared library run path origin... done
checking for CFPreferencesCopyAppValue... no
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checking for GNU gettext in libc... yes
checking whether to use NLS... yes
checking where the gettext function comes from... libc
checking for sinf in -lm... yes
Package gdk-3.0 was not found in the pkg-config search path.
Perhaps you should add the directory containing `gdk-3.0.pc'
to the PKG_CONFIG_PATH environment variable
No package 'gdk-3.0' found
checking for native Win32... no
checking for LIBGITG... no
configure: error: Package requirements (
	gthread-2.0 >= 2.38
	glib-2.0 >= 2.38
	gobject-2.0 >= 2.38
	gmodule-2.0 >= 2.38
	gio-2.0 >= 2.38
	 >= 2.38
	gobject-introspection-1.0 >= 0.10.1
	libgit2-glib-1.0 >= 0.25.0
	libgit2-glib-1.0 < 0.27.0
	gtk+-3.0 >= 3.20.0
	gtksourceview-3.0 >= 3.10
	gsettings-desktop-schemas
	gee-0.8
	libsoup-2.4
	libsecret-1
) were not met:

No package 'gthread-2.0' found
No package 'glib-2.0' found
No package 'gobject-2.0' found
No package 'gmodule-2.0' found
No package 'gio-2.0' found
No package '>=' found
No package '2.38' found
No package 'gobject-introspection-1.0' found
No package 'libgit2-glib-1.0' found
No package 'libgit2-glib-1.0' found
No package 'gtk+-3.0' found
No package 'gtksourceview-3.0' found
No package 'gsettings-desktop-schemas' found
No package 'gee-0.8' found
No package 'libsoup-2.4' found
No package 'libsecret-1' found

Consider adjusting the PKG_CONFIG_PATH environment variable if you
installed software in a non-standard prefix.

Alternatively, you may set the environment variables LIBGITG_CFLAGS
and LIBGITG_LIBS to avoid the need to call pkg-config.
See the pkg-config man page for more details.