$ sudo port -d install rtmpdump 
DEBUG: Found port in file:///opt/local/var/macports/sources/rsync.macports.org/release/ports/www/rtmpdump 
DEBUG: Changing to port directory: /opt/local/var/macports/sources/rsync.macports.org/release/ports/www/rtmpdump 
DEBUG: OS Platform: darwin 
DEBUG: OS Version: 9.8.0 
DEBUG: Mac OS X Version: 10.5 
DEBUG: System Arch: i386 
DEBUG: setting option os.universal_supported to yes 
DEBUG: org.macports.load registered provides 'load', a pre-existing procedure. Target override will not be provided 
DEBUG: org.macports.distfiles registered provides 'distfiles', a pre-existing procedure. Target override will not be provided 
DEBUG: not using configure, so not adding the default universal variant 
DEBUG: Requested variant darwin is not provided by port rtmpdump. 
DEBUG: Requested variant i386 is not provided by port rtmpdump. 
DEBUG: Requested variant macosx is not provided by port rtmpdump. 
DEBUG: Requested variant bash_completion is not provided by port rtmpdump. 
--->  Computing dependencies for rtmpdump 
DEBUG: Executing org.macports.main (rtmpdump) 
DEBUG: Skipping completed org.macports.fetch (rtmpdump) 
DEBUG: Skipping completed org.macports.checksum (rtmpdump) 
DEBUG: setting option extract.cmd to /usr/bin/bzip2 
DEBUG: Skipping completed org.macports.extract (rtmpdump) 
DEBUG: Skipping completed org.macports.patch (rtmpdump) 
DEBUG: Skipping completed org.macports.configure (rtmpdump) 
--->  Building rtmpdump 
DEBUG: Executing org.macports.build (rtmpdump) 
DEBUG: Environment: MACOSX_DEPLOYMENT_TARGET='10.5' 
DEBUG: Assembled command: 'cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_www_rtmpdump/work/rtmpdump-2.2" && /usr/bin/make -j1 osx' 
/usr/bin/gcc-4.0 -Wall   -DRTMPDUMP_VERSION=\"v2.2\" -O2   -c -o rtmp.o rtmp.c 
In file included from rtmp.c:2071: 
handshake.h: In function 'InitRC4Encryption': 
handshake.h:64: error: 'SHA256_DIGEST_LENGTH' undeclared (first use in this function) 
handshake.h:64: error: (Each undeclared identifier is reported only once 
handshake.h:64: error: for each function it appears in.) 
handshake.h:72: warning: implicit declaration of function 'EVP_sha256' 
handshake.h:72: warning: passing argument 4 of 'HMAC_Init_ex' makes pointer from integer without a cast 
handshake.h:83: warning: passing argument 4 of 'HMAC_Init_ex' makes pointer from integer without a cast 
handshake.h:64: warning: unused variable 'digest' 
handshake.h: In function 'HMACsha256': 
handshake.h:215: warning: passing argument 4 of 'HMAC_Init_ex' makes pointer from integer without a cast 
handshake.h: In function 'CalculateDigest': 
handshake.h:227: error: 'SHA256_DIGEST_LENGTH' undeclared (first use in this function) 
handshake.h: In function 'VerifyDigest': 
handshake.h:242: error: 'SHA256_DIGEST_LENGTH' undeclared (first use in this function) 
handshake.h:242: warning: unused variable 'calcDigest' 
handshake.h: In function 'HandShake': 
handshake.h:420: error: 'SHA256_DIGEST_LENGTH' undeclared (first use in this function) 
handshake.h:532: warning: unused variable 'digestResp' 
handshake.h:596: warning: unused variable 'digest' 
handshake.h:595: warning: unused variable 'signature' 
handshake.h: In function 'SHandShake': 
handshake.h:799: error: 'SHA256_DIGEST_LENGTH' undeclared (first use in this function) 
handshake.h:892: warning: unused variable 'digestResp' 
handshake.h:935: warning: unused variable 'digest' 
handshake.h:934: warning: unused variable 'signature' 
make[2]: *** [rtmp.o] Error 1 
make[1]: *** [librtmp/librtmp.a] Error 2 
make: *** [osx] Error 2 
Error: Target org.macports.build returned: shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_www_rtmpdump/work/rtmpdump-2.2" && /usr/bin/make -j1 osx " returned error 2 
DEBUG: Backtrace: shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_www_rtmpdump/work/rtmpdump-2.2" && /usr/bin/make -j1 osx " returned error 2 
    while executing 
"command_exec build" 
    (procedure "portbuild::build_main" line 9) 
    invoked from within 
"$procedure $targetname" 
Warning: the following items did not execute (for rtmpdump): org.macports.activate org.macports.build org.macports.destroot org.macports.install 
Error: Status 1 encountered during processing. 
To report a bug, see <http://guide.macports.org/#project.tickets>