[stunnel-users] Make reports an error on Aix with stunnel-4.30

Fri Feb 19 18:04:25 CET 2010

Derek Nicholls wrote:
> gcc -g -O2 -Wall -Wshadow -Wcast-align -Wpointer-arith
> -I/opt/freeware/include -o stunnel file.o client.o log.o options.o
> protocol.o network.o resolver.o ssl.o ctx.o verify.o sthreads.o stunnel.o
> pty.o libwrap.o  -lz -ldl -L/opt/freeware/lib -lssl -lcrypto
> ld: 0711-317 ERROR: Undefined symbol: .SSL_CTX_set_info_callback
> ld: 0711-317 ERROR: Undefined symbol: .SSL_CTX_sess_set_new_cb
> ld: 0711-317 ERROR: Undefined symbol: .SSL_CTX_sess_set_get_cb
> ld: 0711-317 ERROR: Undefined symbol: .SSL_CTX_sess_set_remove_cb
> ld: 0711-317 ERROR: Undefined symbol: .BIO_set_flags
> ld: 0711-345 Use the -bloadmap or -bnoquiet option to obtain more
> information.
> collect2: ld returned 8 exit status
> make: 1254-004 The error code from the last command is 1.

What it means is that the linker has found on its path another version of
libssl, older than your headers in /opt/freeware/include.

Mike