diff --git a/core/definitions.mk b/core/definitions.mk
index 07c5d9b..c6ff58b 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -414,7 +414,7 @@
 
 define find-parent-file
 $(strip \
-  $(eval _fpf := $(wildcard $(foreach f, $(2), $(strip $(1))/$(f)))) \
+  $(eval _fpf := $(sort $(wildcard $(foreach f, $(2), $(strip $(1))/$(f))))) \
   $(if $(_fpf),$(_fpf), \
        $(if $(filter-out ./ .,$(1)), \
              $(call find-parent-file,$(patsubst %/,%,$(dir $(1))),$(2)) \
diff --git a/core/droiddoc.mk b/core/droiddoc.mk
index 893461a..b4202a0 100644
--- a/core/droiddoc.mk
+++ b/core/droiddoc.mk
@@ -125,7 +125,7 @@
 ##
 
 droiddoc_templates := \
-    $(shell find $(LOCAL_DROIDDOC_CUSTOM_TEMPLATE_DIR) -type f)
+    $(sort $(shell find $(LOCAL_DROIDDOC_CUSTOM_TEMPLATE_DIR) -type f))
 
 droiddoc := \
 	$(HOST_JDK_TOOLS_JAR) \
@@ -142,7 +142,7 @@
 html_dir_files :=
 ifneq ($(strip $(LOCAL_DROIDDOC_HTML_DIR)),)
 $(full_target): PRIVATE_DROIDDOC_HTML_DIR := -htmldir $(LOCAL_PATH)/$(LOCAL_DROIDDOC_HTML_DIR)
-html_dir_files := $(shell find $(LOCAL_PATH)/$(LOCAL_DROIDDOC_HTML_DIR) -type f)
+html_dir_files := $(sort $(shell find $(LOCAL_PATH)/$(LOCAL_DROIDDOC_HTML_DIR) -type f))
 else
 $(full_target): PRIVATE_DROIDDOC_HTML_DIR :=
 endif
diff --git a/core/envsetup.mk b/core/envsetup.mk
index 2899d80..772b294 100644
--- a/core/envsetup.mk
+++ b/core/envsetup.mk
@@ -134,11 +134,11 @@
 # make sure only one exists.
 # Real boards should always be associated with an OEM vendor.
 board_config_mk := \
-	$(strip $(wildcard \
+	$(strip $(sort $(wildcard \
 		$(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)/BoardConfig.mk \
 		$(shell test -d device && find device -maxdepth 4 -path '*/$(TARGET_DEVICE)/BoardConfig.mk') \
 		$(shell test -d vendor && find vendor -maxdepth 4 -path '*/$(TARGET_DEVICE)/BoardConfig.mk') \
-	))
+	)))
 ifeq ($(board_config_mk),)
   $(error No config file found for TARGET_DEVICE $(TARGET_DEVICE))
 endif
diff --git a/core/java_common.mk b/core/java_common.mk
index 2195691..6d5c2dd 100644
--- a/core/java_common.mk
+++ b/core/java_common.mk
@@ -55,7 +55,7 @@
     $(foreach dir,$(LOCAL_JAVA_RESOURCE_DIRS), \
 	$(subst $(space),:,$(strip \
 		$(LOCAL_PATH)/$(dir): \
-	    $(patsubst ./%,%,$(shell cd $(LOCAL_PATH)/$(dir) && \
+	    $(patsubst ./%,%,$(sort $(shell cd $(LOCAL_PATH)/$(dir) && \
 		find . \
 		    -type d -a -name ".svn" -prune -o \
 		    -type f \
@@ -66,7 +66,7 @@
 			-a \! -name ".DS_Store" \
 			-a \! -name "*~" \
 			-print \
-		    )) \
+		    ))) \
 	)) \
     )
   java_resource_file_groups := $(filter-out %:,$(java_resource_file_groups))
diff --git a/core/pdk_config.mk b/core/pdk_config.mk
index 838754f..35b06ae 100644
--- a/core/pdk_config.mk
+++ b/core/pdk_config.mk
@@ -21,11 +21,11 @@
 # Most PDK project paths should be using vendor/pdk/TARGET_DEVICE
 # but some legacy ones (e.g. mini_armv7a_neon generic PDK) were setup
 # with vendor/pdk/TARGET_PRODUCT.
-_pdk_fusion_default_platform_zip = $(wildcard \
-vendor/pdk/$(TARGET_DEVICE)/$(TARGET_PRODUCT)-$(TARGET_BUILD_VARIANT)/platform/platform.zip \
-vendor/pdk/$(TARGET_DEVICE)/$(patsubst aosp_%,full_%,$(TARGET_PRODUCT))-$(TARGET_BUILD_VARIANT)/platform/platform.zip \
-vendor/pdk/$(TARGET_PRODUCT)/$(TARGET_PRODUCT)-$(TARGET_BUILD_VARIANT)/platform/platform.zip \
-vendor/pdk/$(TARGET_PRODUCT)/$(patsubst aosp_%,full_%,$(TARGET_PRODUCT))-$(TARGET_BUILD_VARIANT)/platform/platform.zip)
+_pdk_fusion_default_platform_zip = $(strip \
+  $(wildcard vendor/pdk/$(TARGET_DEVICE)/$(TARGET_PRODUCT)-$(TARGET_BUILD_VARIANT)/platform/platform.zip) \
+  $(wildcard vendor/pdk/$(TARGET_DEVICE)/$(patsubst aosp_%,full_%,$(TARGET_PRODUCT))-$(TARGET_BUILD_VARIANT)/platform/platform.zip) \
+  $(wildcard vendor/pdk/$(TARGET_PRODUCT)/$(TARGET_PRODUCT)-$(TARGET_BUILD_VARIANT)/platform/platform.zip) \
+  $(wildcard vendor/pdk/$(TARGET_PRODUCT)/$(patsubst aosp_%,full_%,$(TARGET_PRODUCT))-$(TARGET_BUILD_VARIANT)/platform/platform.zip))
 ifneq (,$(_pdk_fusion_default_platform_zip))
 PDK_FUSION_PLATFORM_ZIP := $(word 1, $(_pdk_fusion_default_platform_zip))
 TARGET_BUILD_PDK := true
diff --git a/core/product.mk b/core/product.mk
index 9efb85d..95f1880 100644
--- a/core/product.mk
+++ b/core/product.mk
@@ -28,8 +28,8 @@
 # $(call ) isn't necessary.
 #
 define _find-android-products-files
-$(shell test -d device && find device -maxdepth 6 -name AndroidProducts.mk) \
-  $(shell test -d vendor && find vendor -maxdepth 6 -name AndroidProducts.mk) \
+$(sort $(shell test -d device && find device -maxdepth 6 -name AndroidProducts.mk)) \
+  $(sort $(shell test -d vendor && find vendor -maxdepth 6 -name AndroidProducts.mk)) \
   $(SRC_TARGET_DIR)/product/AndroidProducts.mk
 endef
 
diff --git a/core/sdk_font.mk b/core/sdk_font.mk
index 204403d..c10f19f 100644
--- a/core/sdk_font.mk
+++ b/core/sdk_font.mk
@@ -18,7 +18,7 @@
 SDK_FONT_TEMP := $(call intermediates-dir-for,PACKAGING,sdk-fonts,HOST,COMMON)
 
 # The font configuration files - system_fonts.xml, fallback_fonts.xml etc.
-sdk_font_config := $(wildcard frameworks/base/data/fonts/*.xml)
+sdk_font_config := $(sort $(wildcard frameworks/base/data/fonts/*.xml))
 sdk_font_config :=  $(addprefix $(SDK_FONT_TEMP)/, $(notdir $(sdk_font_config)))
 
 $(sdk_font_config): $(SDK_FONT_TEMP)/%.xml: \