准备移植pjsip,disable ffmpeg配置选项,ssl库找到了,但是编译时
libpj-i686-pc-linux-gnu.a(ssl_sock_ossl.o): In function `init_openssl.part.1':
ssl_sock_ossl.c:(.text+0x1545): undefined reference to `EC_curve_nid2nist'
ssl_sock_ossl.c:(.text+0x1623): undefined reference to `SSLv2_server_method'
/home/fb/pjproject-master/pjlib/lib/libpj-i686-pc-linux-gnu.a(ssl_sock_ossl.o): In function `ssl_create':
ssl_sock_ossl.c:(.text+0x3bc5): undefined reference to `SSL_is_server'
ssl_sock_ossl.c:(.text+0x3f61): undefined reference to `SSLv2_method'
collect2: error: ld returned 1 exit status
请问有人遇到过么