Followup to 38203ab, remove queue.h from Makefile as well

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

Makefile.am

@@ -2,7 +2,7 @@ ACLOCAL_AMFLAGS    = -I m4
 sbin_PROGRAMS      = finit initctl reboot
 finit_SOURCES      = finit.c api.c client.c conf.c exec.c helpers.c pid.c \
 		     sig.c svc.c service.c plugin.c tty.c cond.c cond-w.c sm.c
-pkginclude_HEADERS = cond.h finit.h helpers.h inetd.h plugin.h queue.h svc.h
+pkginclude_HEADERS = cond.h finit.h helpers.h inetd.h plugin.h svc.h
 if INETD
 finit_SOURCES     += inetd.c
 endif