2010-12-01 Ralf Corsépius <ralf.corsepius@rtems.org>

* configure.ac: Check for complex.h.
	Add AM_CONDITIONAL(HAS_COMPLEX) to allow building with outdated
	toolchains.
	* complex/Makefile.am: Apply HAS_COMPLEX.

testsuites/libtests/complex/Makefile.am

@@ -2,8 +2,10 @@
 ##  $Id$
 ##
 
+if HAS_COMPLEX
 rtems_tests_PROGRAMS = complex
 complex_SOURCES = init.c docomplex.c docomplexf.c docomplexl.c
+endif
 EXTRA_DIST = docomplex.in
 
 # FIXME: Skip long double, not yet supported in newlib
@@ -34,6 +36,7 @@ include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
 include $(top_srcdir)/../automake/compile.am
 include $(top_srcdir)/../automake/leaf.am
 
+if HAS_COMPLEX
 complex_LDADD = $(MANAGERS_NOT_WANTED:%=$(PROJECT_LIB)/no-%.rel) -lm
 
 LINK_OBJS = $(complex_OBJECTS) $(complex_LDADD)
@@ -42,5 +45,6 @@ LINK_LIBS = $(complex_LDLIBS)
 complex$(EXEEXT): $(complex_OBJECTS) $(complex_DEPENDENCIES)
 	@rm -f complex$(EXEEXT)
 	$(make-exe)
+endif
 
 include $(top_srcdir)/../automake/local.am