am a4814370: am 4733cfd2: Merge "definitions.mk: Don\'t use GCC \'@\' parameter"

* commit 'a4814370724634c0ee0bf35bc68f382f0df93668':
  definitions.mk: Don't use GCC '@' parameter
diff --git a/core/definitions.mk b/core/definitions.mk
index 2565e6e..bf8ce58 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -883,7 +883,7 @@
 @echo "target $(PRIVATE_ARM_MODE) C++: $(PRIVATE_MODULE) <= $<"
 $(hide) $(PRIVATE_CXX) \
 	$(addprefix -I , $(PRIVATE_C_INCLUDES)) \
-	@$(PRIVATE_IMPORT_INCLUDES) \
+	$(shell cat $(PRIVATE_IMPORT_INCLUDES)) \
 	$(addprefix -isystem ,\
 	    $(if $(PRIVATE_NO_DEFAULT_COMPILER_FLAGS),, \
 	        $(filter-out $(PRIVATE_C_INCLUDES), \
@@ -913,7 +913,7 @@
 @mkdir -p $(dir $@)
 $(hide) $(PRIVATE_CC) \
 	$(addprefix -I , $(PRIVATE_C_INCLUDES)) \
-	@$(PRIVATE_IMPORT_INCLUDES) \
+	$(shell cat $(PRIVATE_IMPORT_INCLUDES)) \
 	$(addprefix -isystem ,\
 	    $(if $(PRIVATE_NO_DEFAULT_COMPILER_FLAGS),, \
 	        $(filter-out $(PRIVATE_C_INCLUDES), \
@@ -975,7 +975,7 @@
 @echo "host C++: $(PRIVATE_MODULE) <= $<"
 $(hide) $(PRIVATE_CXX) \
 	$(addprefix -I , $(PRIVATE_C_INCLUDES)) \
-	@$(PRIVATE_IMPORT_INCLUDES) \
+	$(shell cat $(PRIVATE_IMPORT_INCLUDES)) \
 	$(addprefix -isystem ,\
 	    $(if $(PRIVATE_NO_DEFAULT_COMPILER_FLAGS),, \
 	        $(filter-out $(PRIVATE_C_INCLUDES), \
@@ -1003,7 +1003,7 @@
 @mkdir -p $(dir $@)
 $(hide) $(PRIVATE_CC) \
 	$(addprefix -I , $(PRIVATE_C_INCLUDES)) \
-	@$(PRIVATE_IMPORT_INCLUDES) \
+	$(shell cat $(PRIVATE_IMPORT_INCLUDES)) \
 	$(addprefix -isystem ,\
 	    $(if $(PRIVATE_NO_DEFAULT_COMPILER_FLAGS),, \
 	        $(filter-out $(PRIVATE_C_INCLUDES), \