cl_msg.c: In function 'cl_msg_add_list_str':
cl_msg.c:1347:13: error: logical not is only applied to the left hand side of comparison [-Werror=logical-not-parentheses]
          !n <= 0?"n is negative or zero":
             ^
cl_msg.c: In function 'cl_msg_add_list_int':
cl_msg.c:1400:13: error: logical not is only applied to the left hand side of comparison [-Werror=logical-not-parentheses]
          !n <= 0?"n is negative or zero":
             ^
cc1: all warnings being treated as errors
gmake[2]: *** [cl_msg.lo] Error 1
gmake[2]: *** Waiting for unfinished jobs....
gmake[1]: *** [all-recursive] Error 1
make: *** [all-recursive] Error 1