1 strsignal.c is only compiled for the tests, but fails with:
3 strsignal.c:66:31: error: invalid application of 'sizeof' to incomplete type 'const char * const[]'
4 if (s > 0 && s < (int)(sizeof(sys_siglist) / sizeof(sys_siglist[0])))
5 diff -u -r ../dpkg-1.17.11/lib/compat/strsignal.c ./lib/compat/strsignal.c
6 --- ../dpkg-1.17.11/lib/compat/strsignal.c 2014-08-09 22:03:58.000000000 +0200
7 +++ ./lib/compat/strsignal.c 2014-08-13 20:57:32.998986392 +0200
13 if (s > 0 && s < (int)(sizeof(sys_siglist) / sizeof(sys_siglist[0])))
14 return sys_siglist[s];
17 sprintf(buf, _("Unknown signal %d"), s);