While compiling SIPp (v1.1 / 2006-11-14)
[SOLUTION]auth.c:32:25: error: openssl/md5.h: No such file or directory
auth.c: In function ‘createAuthHeaderMD5’:
auth.c:192: error: ‘MD5_CTX’ undeclared (first use in this function)
auth.c:192: error: (Each undeclared identifier is reported only once
auth.c:192: error: for each function it appears in.)
auth.c:192: error: syntax error before ‘Md5Ctx’
auth.c:230: error: ‘Md5Ctx’ undeclared (first use in this function)
auth.c: In function ‘createAuthHeaderAKAv1MD5’:
"libssl-dev" is missing.
use "apt-get install libssl-dev".