error installing perl mod

I wanted to install perl_esl
I went to
colin@colin:/usr/src/freeswitch/libs/esl$

then did
In the freeswitch source directory change to libs/esl and run:

make perlmod
make perlmod-install



here the link with that info

http://wiki.freeswitch.org/wiki/Perl_esl

but it an error goes and no installation at ALL.
hope you can help me.
thanks
behind is the error


colin@colin:/usr/src/freeswitch/libs/esl$ make perlmod
make MYLIB="../libesl.a" SOLINK="-shared -Xlinker -x" CFLAGS="-I/usr/src/freeswitch/libs/esl/src/include -DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC -O2" CXXFLAGS="-I/usr/src/freeswitch/libs/esl/src/include -DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC" CXX_CFLAGS="" -C perl
make[1]: Entering directory `/usr/src/freeswitch/libs/esl/perl'
g++  -I/usr/src/freeswitch/libs/esl/src/include -DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC -w  -I/usr/lib/perl/5.10/CORE  -c esl_wrap.cpp -o esl_wrap.o
Assembler messages:
Fatal error: can't create esl_wrap.o: Permission denied
make[1]: *** [esl_wrap.o] Error 1
make[1]: Leaving directory `/usr/src/freeswitch/libs/esl/perl'
make: *** [perlmod] Error 2
colin@colin:/usr/src/freeswitch/libs/esl$ sudo make perlmod
[sudo] password for colin:
make MYLIB="../libesl.a" SOLINK="-shared -Xlinker -x" CFLAGS="-I/usr/src/freeswitch/libs/esl/src/include -DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC -O2" CXXFLAGS="-I/usr/src/freeswitch/libs/esl/src/include -DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC" CXX_CFLAGS="" -C perl
make[1]: Entering directory `/usr/src/freeswitch/libs/esl/perl'
g++  -I/usr/src/freeswitch/libs/esl/src/include -DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC -w  -I/usr/lib/perl/5.10/CORE  -c esl_wrap.cpp -o esl_wrap.o
cc  -I/usr/src/freeswitch/libs/esl/src/include -DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC -O2 -w -DMULTIPLICITY  -D_REENTRANT -D_GNU_SOURCE -DDEBIAN -fno-strict-aliasing -pipe -fstack-protector -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64  -I/usr/lib/perl/5.10/CORE  -DEMBED_PERL -c perlxsi.c -o perlxsi.o
Note (probably harmless): No library found for -lperl
g++ -shared -Xlinker -x esl_wrap.o perlxsi.o ../libesl.a -Wl,-E  -fstack-protector -L/usr/local/lib  -L/usr/lib/perl/5.10/CORE -ldl -lm -lpthread -lc -lcrypt -lgdbm -lgdbm_compat -ldb -ldl -lm -lpthread -lc -lcrypt -o ESL.so -L.
/usr/bin/ld: cannot find -lgdbm
collect2: ld returned 1 exit status
make[1]: *** [ESL.so] Error 1
make[1]: Leaving directory `/usr/src/freeswitch/libs/esl/perl'
make: *** [perlmod] Error 2
colin@colin:/usr/src/freeswitch/libs/esl$ make perlmod-install
make MYLIB="../libesl.a" SOLINK="-shared -Xlinker -x" CFLAGS="-I/usr/src/freeswitch/libs/esl/src/include -DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC -O2" CXXFLAGS="-I/usr/src/freeswitch/libs/esl/src/include -DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC" CXX_CFLAGS="" -C perl
Note (probably harmless): No library found for -lperl
make[1]: Entering directory `/usr/src/freeswitch/libs/esl/perl'
g++ -shared -Xlinker -x esl_wrap.o perlxsi.o ../libesl.a -Wl,-E  -fstack-protector -L/usr/local/lib  -L/usr/lib/perl/5.10/CORE -ldl -lm -lpthread -lc -lcrypt -lgdbm -lgdbm_compat -ldb -ldl -lm -lpthread -lc -lcrypt -o ESL.so -L.
/usr/bin/ld: cannot open output file ESL.so: Permission denied
collect2: ld returned 1 exit status
make[1]: *** [ESL.so] Error 1
make[1]: Leaving directory `/usr/src/freeswitch/libs/esl/perl'
make: *** [perlmod] Error 2
colin@colin:/usr/src/freeswitch/libs/esl$