Error in make ?

[scriptzteam]

Installed : sudo apt-get install libssl-dev libevent-dev libconfig-dev

Operating System Debian 6 64bit

gcc -g -c -Wall pkg-config --cflags libevent_openssl openssl libconfig nntp-proxy.c -o nntp-proxy.o
Package libevent_openssl was not found in the pkg-config search path.
Perhaps you should add the directory containing `libevent_openssl.pc'
to the PKG_CONFIG_PATH environment variable
No package 'libevent_openssl' found
nntp-proxy.c:31:24: error: event2/dns.h: No such file or directory
nntp-proxy.c:32:36: error: event2/bufferevent_ssl.h: No such file or directory
nntp-proxy.c:33:32: error: event2/bufferevent.h: No such file or directory
nntp-proxy.c:34:27: error: event2/buffer.h: No such file or directory
nntp-proxy.c:35:29: error: event2/listener.h: No such file or directory
nntp-proxy.c:36:25: error: event2/util.h: No such file or directory
nntp-proxy.c: In function 'close_client':
nntp-proxy.c:389: warning: implicit declaration of function 'bufferevent_free'
nntp-proxy.c: In function 'drained_writecb':
nntp-proxy.c:447: warning: implicit declaration of function 'bufferevent_setcb'
nntp-proxy.c:448: warning: implicit declaration of function 'bufferevent_setwatermark'
nntp-proxy.c:448: error: 'EV_WRITE' undeclared (first use in this function)
nntp-proxy.c:448: error: (Each undeclared identifier is reported only once
nntp-proxy.c:448: error: for each function it appears in.)
nntp-proxy.c:451: warning: implicit declaration of function 'bufferevent_enable'
nntp-proxy.c:451: error: 'EV_READ' undeclared (first use in this function)
nntp-proxy.c: In function 'close_on_finished_writecb':
nntp-proxy.c:458: warning: implicit declaration of function 'bufferevent_get_output'
nntp-proxy.c:458: warning: initialization makes pointer from integer without a cast
nntp-proxy.c:460: warning: implicit declaration of function 'evbuffer_get_length'
nntp-proxy.c: In function 'common_readcb':
nntp-proxy.c:499: warning: implicit declaration of function 'bufferevent_get_input'
nntp-proxy.c:499: warning: assignment makes pointer from integer without a cast
nntp-proxy.c:503: warning: assignment makes pointer from integer without a cast
nntp-proxy.c:517: warning: implicit declaration of function 'evbuffer_readln'
nntp-proxy.c:517: error: 'EVBUFFER_EOL_CRLF' undeclared (first use in this function)
nntp-proxy.c:521: warning: implicit declaration of function 'evbuffer_add_printf'
nntp-proxy.c:526: warning: assignment makes pointer from integer without a cast
nntp-proxy.c:529: warning: assignment makes pointer from integer without a cast
nntp-proxy.c:546: warning: implicit declaration of function 'evbuffer_add_buffer'
nntp-proxy.c:558: error: 'EV_WRITE' undeclared (first use in this function)
nntp-proxy.c:559: warning: implicit declaration of function 'bufferevent_disable'
nntp-proxy.c:559: error: 'EV_READ' undeclared (first use in this function)
nntp-proxy.c: In function 'connect_to_server':
nntp-proxy.c:696: warning: implicit declaration of function 'bufferevent_openssl_socket_new'
nntp-proxy.c:697: error: 'BUFFEREVENT_SSL_CONNECTING' undeclared (first use in this function)
nntp-proxy.c:698: error: 'BEV_OPT_CLOSE_ON_FREE' undeclared (first use in this function)
nntp-proxy.c:698: error: 'BEV_OPT_DEFER_CALLBACKS' undeclared (first use in this function)
nntp-proxy.c:706: warning: implicit declaration of function 'bufferevent_socket_connect_hostname'
nntp-proxy.c:712: error: 'EV_READ' undeclared (first use in this function)
nntp-proxy.c:712: error: 'EV_WRITE' undeclared (first use in this function)
nntp-proxy.c: In function 'client_auth_readcb':
nntp-proxy.c:731: warning: assignment makes pointer from integer without a cast
nntp-proxy.c:732: warning: assignment makes pointer from integer without a cast
nntp-proxy.c:738: error: 'EVBUFFER_EOL_CRLF' undeclared (first use in this function)
nntp-proxy.c: In function 'server_auth_readcb':
nntp-proxy.c:819: warning: assignment makes pointer from integer without a cast
nntp-proxy.c:820: warning: assignment makes pointer from integer without a cast
nntp-proxy.c:826: error: 'EVBUFFER_EOL_CRLF' undeclared (first use in this function)
nntp-proxy.c:846: error: 'EV_READ' undeclared (first use in this function)
nntp-proxy.c: In function 'print_openssl_err':
nntp-proxy.c:858: warning: implicit declaration of function 'bufferevent_get_openssl_error'
nntp-proxy.c: In function 'eventcb':
nntp-proxy.c:885: error: 'BEV_EVENT_READING' undeclared (first use in this function)
nntp-proxy.c:887: error: 'BEV_EVENT_WRITING' undeclared (first use in this function)
nntp-proxy.c:889: error: 'BEV_EVENT_ERROR' undeclared (first use in this function)
nntp-proxy.c:891: error: 'BEV_EVENT_TIMEOUT' undeclared (first use in this function)
nntp-proxy.c:893: error: 'BEV_EVENT_EOF' undeclared (first use in this function)
nntp-proxy.c:895: error: 'BEV_EVENT_CONNECTED' undeclared (first use in this function)
nntp-proxy.c:903: warning: implicit declaration of function 'evutil_socket_error_to_string'
nntp-proxy.c:903: warning: implicit declaration of function 'EVUTIL_SOCKET_ERROR'
nntp-proxy.c:905: warning: implicit declaration of function 'bufferevent_socket_get_dns_error'
nntp-proxy.c:907: warning: implicit declaration of function 'evutil_gai_strerror'
nntp-proxy.c:926: error: 'EV_READ' undeclared (first use in this function)
nntp-proxy.c:939: warning: assignment makes pointer from integer without a cast
nntp-proxy.c: At top level:
nntp-proxy.c:953: error: expected declaration specifiers or '...' before 'evutil_socket_t'
nntp-proxy.c:954: warning: 'struct evconnlistener' declared inside parameter list
nntp-proxy.c:954: warning: its scope is only this definition or declaration, which is probably not what you want
nntp-proxy.c: In function 'ssl_accept_cb':
nntp-proxy.c:976: error: 'sock' undeclared (first use in this function)
nntp-proxy.c:977: error: 'BUFFEREVENT_SSL_ACCEPTING' undeclared (first use in this function)
nntp-proxy.c:978: error: 'BEV_OPT_CLOSE_ON_FREE' undeclared (first use in this function)
nntp-proxy.c:978: error: 'BEV_OPT_DEFER_CALLBACKS' undeclared (first use in this function)
nntp-proxy.c:986: error: 'EV_READ' undeclared (first use in this function)
nntp-proxy.c:986: error: 'EV_WRITE' undeclared (first use in this function)
nntp-proxy.c:994: warning: implicit declaration of function 'evutil_closesocket'
nntp-proxy.c: In function 'main':
nntp-proxy.c:1037: warning: implicit declaration of function 'evutil_parse_sockaddr_port'
nntp-proxy.c:1049: warning: implicit declaration of function 'event_base_new'
nntp-proxy.c:1049: warning: assignment makes pointer from integer without a cast
nntp-proxy.c:1054: warning: implicit declaration of function 'evdns_base_new'
nntp-proxy.c:1054: warning: assignment makes pointer from integer without a cast
nntp-proxy.c:1060: warning: implicit declaration of function 'evconnlistener_new_bind'
nntp-proxy.c:1061: error: 'LEV_OPT_CLOSE_ON_FREE' undeclared (first use in this function)
nntp-proxy.c:1061: error: 'LEV_OPT_REUSEABLE' undeclared (first use in this function)
nntp-proxy.c:1071: warning: implicit declaration of function 'event_base_dispatch'
nntp-proxy.c:1075: warning: implicit declaration of function 'evconnlistener_free'
nntp-proxy.c:1076: warning: implicit declaration of function 'event_base_free'
nntp-proxy.c:1077: warning: implicit declaration of function 'evdns_base_free'
make: *** [nntp-proxy.o] Error 1

[nieluj]

Did you install the package libevent-dev? This package should provide the required 'libevent_openssl.pc' file