Makefile: Every invocation of make needs access to syslinux.mk

syslinux.mk provides variables like $(PERL) which are extremely useful
in most Makefiles, so include it regardless of whether this is the
first invocation of make or a sub-make.

Signed-off-by: Matt Fleming <matt.fleming@intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 57068d29..314636dd 100644
--- a/Makefile
+++ b/Makefile
@@ -104,6 +104,8 @@ $(filter-out $(private-targets), $(MAKECMDGOALS)):
 
 else # ifeq ($(topdir),)
 
+include $(MAKEDIR)/syslinux.mk
+
 # Hook to add private Makefile targets for the maintainer.
 -include $(topdir)/Makefile.private