[l-ubuntu-ve] Buen dia gente de ubuntu, ayuda con una instalacion

[Luis]

Buen dia, estoy tratando de instalar ares en ubntu 11.10, lo e revisado 
creo yo que todo y no se como resolver el ultimo problema que me presente..
esta es mi salida del script de instalacion de dicha aplicacion, se 
llama gift y esta es la salida de terminal:

root en pclcgs:/home/lcgs/decompilar/giftares# ./configure
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for gawk... no
checking for mawk... mawk
checking whether make sets $(MAKE)... yes
checking for gcc... gcc
checking for C compiler default output file name... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables...
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 ANSI C... none needed
checking for style of include used by make... GNU
checking dependency style of gcc... gcc3
checking how to run the C preprocessor... gcc -E
checking for egrep... grep -E
checking for ANSI C header files... yes
checking for a BSD-compatible install... /usr/bin/install -c
checking build system type... i686-pc-linux-gnu
checking host system type... i686-pc-linux-gnu
checking for a sed that does not truncate output... /bin/sed
checking for ld used by gcc... /usr/bin/ld
checking if the linker (/usr/bin/ld) is GNU ld... yes
checking for /usr/bin/ld option to reload object files... -r
checking for BSD-compatible nm... /usr/bin/nm -B
checking whether ln -s works... yes
checking how to recognise dependent libraries... pass_all
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 dlfcn.h usability... yes
checking dlfcn.h presence... yes
checking for dlfcn.h... yes
checking for g++... g++
checking whether we are using the GNU C++ compiler... yes
checking whether g++ accepts -g... yes
checking dependency style of g++... gcc3
checking how to run the C++ preprocessor... g++ -E
checking for g77... no
checking for f77... f77
checking whether we are using the GNU Fortran 77 compiler... yes
checking whether f77 accepts -g... yes
checking the maximum length of command line arguments... 32768
checking command to parse /usr/bin/nm -B output from gcc object... ok
checking for objdir... .libs
checking for ar... ar
checking for ranlib... ranlib
checking for strip... strip
checking if gcc supports -fno-rtti -fno-exceptions... no
checking for gcc option to produce PIC... -fPIC
checking if gcc PIC flag -fPIC works... yes
checking if gcc static flag -static works... yes
checking if gcc supports -c -o file.o... 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... no
configure: creating libtool
appending configuration tag "CXX" to libtool
checking for ld used by g++... /usr/bin/ld
checking if the linker (/usr/bin/ld) is GNU ld... yes
checking whether the g++ linker (/usr/bin/ld) supports shared 
libraries... yes
checking for g++ option to produce PIC... -fPIC
checking if g++ PIC flag -fPIC works... yes
checking if g++ static flag -static works... yes
checking if g++ supports -c -o file.o... yes
checking whether the g++ linker (/usr/bin/ld) supports shared 
libraries... yes
checking dynamic linker characteristics... GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
appending configuration tag "F77" to libtool
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... no
checking for f77 option to produce PIC... -fPIC
checking if f77 PIC flag -fPIC works... yes
checking if f77 static flag -static works... yes
checking if f77 supports -c -o file.o... yes
checking whether the f77 linker (/usr/bin/ld) supports shared 
libraries... yes
checking dynamic linker characteristics... /usr/bin/f77: Illegal option: 
-print-search-dirs
GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking for prefix by checking for giftd... no
checking for pkg-config... /usr/bin/pkg-config
checking for libgift >= 0.11.8 libgift < 0.12.0... Package libgift was 
not found in the pkg-config search path. Perhaps you should add the 
directory containing `libgift.pc' to the PKG_CONFIG_PATH environment 
variable No package 'libgift' found Package libgift was not found in the 
pkg-config search path. Perhaps you should add the directory containing 
`libgift.pc' to the PKG_CONFIG_PATH environment variable No package 
'libgift' found
configure: error: Library requirements (libgift >= 0.11.8 libgift < 
0.12.0) not met; consider adjusting the PKG_CONFIG_PATH environment 
variable if your libraries are in a nonstandard prefix so pkg-config can 
find them.
.......
Como pueden al final me dice que hace falta algo que no logro entender 
que es..