--- a/makedbm/makedbm.c.headers 2017-02-21 13:57:23.933293831 +0100 +++ b/makedbm/makedbm.c 2017-02-21 13:57:48.141286207 +0100 @@ -30,6 +30,7 @@ #include #include #include +#include "yp.h" #if defined (__NetBSD__) || (defined(__GLIBC__) && (__GLIBC__ == 2 && __GLIBC_MINOR__ == 0)) /* is missing the prototype */