[git commit] buildsys: Tweak pregen wrt headers_dep

[Bernhard Reutner-Fischer]

commit: http://git.uclibc.org/uClibc/commit/?id=22176277c87aaf8d9f9a1fcf48e5a9b1e7872191
branch: http://git.uclibc.org/uClibc/commit/?id=refs/heads/master

Required for !NPTL, !context-funcs for example.

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop at gmail.com>
---
 Makefile.in |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/Makefile.in b/Makefile.in
index 2beeb7d..3bee8f6 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -186,9 +186,7 @@ headers: $(top_builddir)include/bits/uClibc_config.h | subdirs
 subdirs: $(addprefix $(top_builddir),$(subdirs))
 
 $(pregen-headers-y): $(headers_dep)
-
-pregen-headers: $(pregen-headers-y)
-pregen: headers pregen-headers
+pregen: headers $(pregen-headers-y) $(headers_dep)
 	$(Q)$(if $(UCLIBC_HAS_LOCALE),$(MAKE) -C extra/locale locale_headers)
 
 $(top_builddir)include/bits/sysnum.h: $(top_srcdir)extra/scripts/gen_bits_syscall_h.sh | $(top_builddir)include/bits