s

Author: firewave

Makefile

@@ -155,8 +155,7 @@ else ifneq ($(HAVE_RULES),)
     $(error invalid HAVE_RULES value '$(HAVE_RULES)')
 endif
 
-$(shell ! echo "#include <execinfo.h>" | $(CXX) -c -xc - 2> /dev/null)
-HAVE_EXECINFO_H=$(.SHELLSTATUS)
+HAVE_EXECINFO_H=$(shell echo "#include <execinfo.h>" | $(CXX) -c -xc - 2> /dev/null && echo "1" || echo "0")
 override CPPFLAGS += -DHAVE_EXECINFO_H=$(HAVE_EXECINFO_H)
 
 override CXXFLAGS += $(CXXOPTS)