Source of libssh.m4 - Zabbix

 
    found_ssh="no"
    LIBSSH_TRY_LINK([no])
​
    CFLAGS="$am_save_cflags"
    LDFLAGS="$am_save_ldflags"
    LIBS="$am_save_libs"
​
    if test "x$found_ssh" = "xyes"; then
      AC_DEFINE([HAVE_SSH], 1, [Define to 1 if you have the 'libssh' library (-lssh)])
      AC_MSG_RESULT(yes)
​
      ENUM_CHECK([SSH_OPTIONS_KEY_EXCHANGE],[libssh/libssh.h])
      ENUM_CHECK([SSH_OPTIONS_HOSTKEYS],[libssh/libssh.h])
      ENUM_CHECK([SSH_OPTIONS_CIPHERS_C_S],[libssh/libssh.h])
      ENUM_CHECK([SSH_OPTIONS_CIPHERS_S_C],[libssh/libssh.h])
      ENUM_CHECK([SSH_OPTIONS_HMAC_C_S],[libssh/libssh.h])
      ENUM_CHECK([SSH_OPTIONS_HMAC_S_C],[libssh/libssh.h])
    else
      AC_MSG_RESULT(no)
      SSH_CFLAGS=""
      SSH_LDFLAGS=""
      SSH_LIBS=""
    fi
  fi
​
  AC_SUBST(SSH_CFLAGS)
  AC_SUBST(SSH_LDFLAGS)