Fix Ubuntu builds

Author: stevegrubb

src/tests/Makefile.am

@@ -81,6 +81,7 @@ deb_test_LDFLAGS = -pie -Wl,-z,relro -Wl,-z,now
 deb_test_LDADD = ${top_builddir}/src/.libs/libfapolicyd.la -ldpkg -lmd
 deb_test_SOURCES = \
   deb_test.c \
+  test-stubs.c \
   ${top_srcdir}/src/library/file.c \
   ${top_srcdir}/src/library/backend-manager.c \
   ${top_srcdir}/src/library/deb-backend.c

src/tests/deb_test.c

@@ -7,9 +7,6 @@
 #include "config.h"
 #include "message.h"
 
-#ifdef USE_RPM
-unsigned int debug_mode;
-#endif
 atomic_bool stop;
 
 int main(int argc, char* const argv[]) {