[CC] enum.c -> enum.o
cc1: warnings being treated as errors
enum.c: In function 'txt_callback':
enum.c:207: warning: pointer targets in passing argument 2 of 'ast_copy_string' differ in signedness
enum.c: In function 'ebl_callback':
enum.c:339: warning: pointer targets in passing argument 2 of 'ast_copy_string' differ in signedness
enum.c: In function 'parse_naptr':
enum.c:454: warning: pointer targets in initialization differ in signedness
enum.c:587: warning: pointer targets in passing argument 2 of 'regexec' differ in signedness
enum.c:617: warning: pointer targets in passing argument 1 of 'ast_copy_string' differ in signedness
make[1]: *** [enum.o] Error 1
make: *** [main] Error 2