Dovecot installation - libpam not found

I am having below error when I am trying to install dovecot 1.1.1.

./configure --with-pam
configure:30667: error: Can't build with PAM support: libpam not found

I am using centos 4.6 with postix 2.5.2

Any help will be highly appreciated

Best Regards
onik

 

Code:

yum install pam-devel

 

Hi,

Thanks.. That worked.

However I am getting below error ..

../login-common/liblogin-common.a(ssl-proxy-openssl.o)(.text+0x122b): In function `ssl_proxy_init':
/tmp/dovecot-1.1.1/src/login-common/ssl-proxy-openssl.c:763: undefined reference to `SSL_CTX_set_info_callback'
collect2: ld returned 1 exit status
make[3]: *** [imap-login] Error 1
make[3]: Leaving directory `/tmp/dovecot-1.1.1/src/imap-login'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/tmp/dovecot-1.1.1/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/tmp/dovecot-1.1.1'
make: *** [all] Error 2

Thanks a million for help..

Best Regards
onik

 

Code:

yum install openssl-devel