build: Fix not disabling obexd when given --disable-obex

--disable-obex shall disable building obexd daemon.
diff --git a/Makefile.am b/Makefile.am
index daf34b6..5ac76d8 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -223,7 +223,11 @@
 unit_tests =
 
 include Makefile.tools
+
+if OBEX
 include Makefile.obexd
+endif
+
 include android/Makefile.am
 
 if HID2HCI
diff --git a/Makefile.obexd b/Makefile.obexd
index 5959f22..6eb80c4 100644
--- a/Makefile.obexd
+++ b/Makefile.obexd
@@ -1,3 +1,4 @@
+if OBEX
 
 if SYSTEMD
 systemduserunitdir = @SYSTEMD_USERUNITDIR@
@@ -32,7 +33,6 @@
 obexd_builtin_modules += ftp
 obexd_builtin_sources += obexd/plugins/ftp.c obexd/plugins/ftp.h
 
-if OBEX
 obexd_builtin_modules += irmc
 obexd_builtin_sources += obexd/plugins/irmc.c
 
@@ -41,7 +41,6 @@
 				obexd/plugins/vcard.h obexd/plugins/vcard.c \
 				obexd/plugins/phonebook.h \
 				obexd/plugins/phonebook-dummy.c
-endif
 
 obexd_builtin_modules += mas
 obexd_builtin_sources += obexd/plugins/mas.c obexd/src/map_ap.h \
@@ -107,3 +106,5 @@
 CLEANFILES += obexd/src/builtin.h $(builtin_files) obexd/src/obex.service
 
 EXTRA_DIST += obexd/src/genbuiltin
+
+endif