How to install pgfincore with PG 9.1

Respected,

I have tried installing pgfincore with PG 9.1(one-click installer). But
facing below error.

[root(at)localhost pgfincore-v1.1]# export PATH=/opt/PostgreSQL/9.1/bin:$PATH
[root(at)localhost pgfincore-v1.1]# echo $PATH
/opt/PostgreSQL/9.1/bin:/usr/lib/qt-3.3/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin
[root(at)localhost pgfincore-v1.1]# which pg_config
/opt/PostgreSQL/9.1/bin/pg_config
*[root(at)localhost pgfincore-v1.1]# make*
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
cp pgfincore.sql pgfincore--.sql
gcc -O2 -Wall -Wmissing-prototypes -Wpointer-arith
-Wdeclaration-after-statement -Wendif-labels -Wformat-security
-fno-strict-aliasing -fwrapv -fpic -I. -I.
-I/opt/PostgreSQL/9.1/include/postgresql/server
-I/opt/PostgreSQL/9.1/include/postgresql/internal -D_GNU_SOURCE
-I/usr/local/include/libxml2 -I/usr/local/include -c -o pgfincore.o
pgfincore.c
gcc -O2 -Wall -Wmissing-prototypes -Wpointer-arith
-Wdeclaration-after-statement -Wendif-labels -Wformat-security
-fno-strict-aliasing -fwrapv -fpic -L/opt/PostgreSQL/9.1/lib
-L/usr/local/lib -L/usr/local/lib
-Wl,-rpath,'/opt/PostgreSQL/9.1/lib',--enable-new-dtags -shared -o
pgfincore.so pgfincore.o
rm pgfincore.o
*[root(at)localhost pgfincore-v1.1]# make install*
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
/bin/mkdir -p '/opt/PostgreSQL/9.1/share/postgresql/extension'
/bin/mkdir -p '/opt/PostgreSQL/9.1/lib/postgresql'
/bin/mkdir -p '/opt/PostgreSQL/9.1/doc/postgresql/extension'
grep: /pgfincore.control: No such file or directory
grep: /pgfincore.control: No such file or directory
/bin/sh
/opt/PostgreSQL/9.1/lib/postgresql/pgxs/src/makefiles/../../config/install-sh
-c -m 644 ./pgfincore.control
'/opt/PostgreSQL/9.1/share/postgresql/extension/'
/bin/sh
/opt/PostgreSQL/9.1/lib/postgresql/pgxs/src/makefiles/../../config/install-sh
-c -m 644 ./pgfincore--unpackaged--.sql ./pgfincore--.sql
'/opt/PostgreSQL/9.1/share/postgresql/extension/'
/opt/PostgreSQL/9.1/lib/postgresql/pgxs/src/makefiles/../../config/install-sh:
./pgfincore--unpackaged--.sql does not exist.
*make: *** [install] Error 1*

Please assist me, thanks in advance.

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Regards,
Raghavendra
EnterpriseDB Corporation
Blog: http://raghavt.blogspot.com/