make: config -- Drop try-build helper

Don't need it, also add DEFINES into try-cc,
after all we define a number of things in
this variable and it's better to pass it
to tests for conditional compilation.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Tested-by: Ruslan Kuprieiv <kupruser@gmail.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

scripts/utilities.mak

 # try-cc
 # Usage: option = $(call try-cc, source-to-build, cc-options)
-try-cc = $(shell sh -c						  \
-	'TMP="$(OUTPUT)$(TMPOUT).$$$$";				  \
-	 echo "$(1)" |						  \
-	 $(CC) -x c - $(2) -o "$$TMP" > /dev/null 2>&1 && echo y; \
+try-cc = $(shell sh -c						  		\
+	'TMP="$(OUTPUT)$(TMPOUT).$$$$";				  		\
+	 echo "$(1)" |						  		\
+	 $(CC) $(DEFINES) -x c - $(2) -o "$$TMP" > /dev/null 2>&1 && echo y;	\
 	 rm -f "$$TMP"')
-
-# try-build
-# Usage: option = $(call try-build, source-to-build, cc-options, link-options)
-try-build = $(shell sh -c							\
-	'TMP="$(OUTPUT)$(TMPOUT).$$$$";						\
-	echo "$(1)" |								\
-	$(CC) -x c - $(2) $(3) -o "$$TMP" > /dev/null 2>&1 && echo y;		\
-	rm -f "$$TMP"')