Problem for use chkpass

I have postgres 9.0  on Centos 6.2 64 bit , I  am trying create table using chkpass but give follow  error message

postgres=# create table test (p chkpass);
ERROR:  type "chkpass" does not exist
LINE 1: create table test (p chkpass);

I have installed postgresql90-contrib the library chkpass was installed with sucess .

rpm -ql postgresql90-contrib |grep ch

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earth man2Commented:
Have you run the chkpass.sql script?

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aspenbrAuthor Commented:
No, why ?
aspenbrAuthor Commented:
Thank very much earthman2,

I  follown the process in this
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