diff --git a/tools/cgcomp/Makefile b/tools/cgcomp/Makefile
index 610a285..af94fff 100644
--- a/tools/cgcomp/Makefile
+++ b/tools/cgcomp/Makefile
@@ -60,10 +60,10 @@ endif
 
 ifneq (,$(findstring Darwin,$(UNAME)))
 	SDK		:= $(shell xcrun --show-sdk-path)
-	OSX_MIN		:= $(shell defaults read $(shell xcrun --show-sdk-platform-path)/Info MinimumSDKVersion 2> /dev/null || 10.4)
+	OSX_MIN		:= $(shell defaults read $(shell xcrun --show-sdk-platform-path 2> /dev/null)/Info MinimumSDKVersion 2> /dev/null || echo 10.15)
 	OSXCFLAGS	:= -mmacosx-version-min=$(OSX_MIN)
 	OSXCXXFLAGS	:=	$(OSXCFLAGS)
-	CXXFLAGS	+=	-fvisibility=hidden
+	CXXFLAGS	+= -fvisibility=hidden 
 	LDFLAGS += -mmacosx-version-min=$(OSX_MIN) -Wl,-syslibroot,$(SDK)
 endif
 
diff --git a/tools/fself/Makefile b/tools/fself/Makefile
index 1807942..84fc435 100644
--- a/tools/fself/Makefile
+++ b/tools/fself/Makefile
@@ -47,7 +47,7 @@ endif
 
 ifneq (,$(findstring Darwin,$(UNAME)))
 	SDK			:= $(shell xcrun --show-sdk-path)
-	OSX_MIN 	:= $(shell defaults read $(shell xcrun --show-sdk-platform-path)/Info MinimumSDKVersion 2> /dev/null || 10.4)
+	OSX_MIN 	:= $(shell defaults read $(shell xcrun --show-sdk-platform-path 2> /dev/null)/Info MinimumSDKVersion 2> /dev/null || echo 10.4)
 	OSXCFLAGS	:= -mmacosx-version-min=$(OSX_MIN)
 	OSXCXXFLAGS	:=	$(OSXCFLAGS)
 	CXXFLAGS	+=	-fvisibility=hidden
diff --git a/tools/generic/Makefile b/tools/generic/Makefile
index 0ce8b58..534f882 100644
--- a/tools/generic/Makefile
+++ b/tools/generic/Makefile
@@ -29,7 +29,7 @@ endif
 
 ifneq (,$(findstring Darwin,$(shell uname -s)))
 	SDK	:=	$(shell xcrun --show-sdk-path)
-	OSX_MIN := $(shell defaults read $(shell xcrun --show-sdk-platform-path)/Info MinimumSDKVersion 2> /dev/null || 10.4)
+	OSX_MIN := $(shell defaults read $(shell xcrun --show-sdk-platform-path 2> /dev/null)/Info MinimumSDKVersion 2> /dev/null || echo 10.4)
 	CFLAGS += -mmacosx-version-min=$(OSX_MIN) -isysroot $(SDK) -Wl,-syslibroot,$(SDK)
 endif
 
diff --git a/tools/geohot/Makefile b/tools/geohot/Makefile
index 18086e6..fc4332f 100644
--- a/tools/geohot/Makefile
+++ b/tools/geohot/Makefile
@@ -34,7 +34,7 @@ endif
 
 ifneq (,$(findstring Darwin,$(UNAME)))
 	SDK			:= $(shell xcrun --show-sdk-path)
-	OSX_MIN 	:= $(shell defaults read $(shell xcrun --show-sdk-platform-path)/Info MinimumSDKVersion 2> /dev/null || 10.4)
+	OSX_MIN 	:= $(shell defaults read $(shell xcrun --show-sdk-platform-path 2> /dev/null)/Info MinimumSDKVersion 2> /dev/null || echo 10.4)
 	OSXCFLAGS	:= -mmacosx-version-min=$(OSX_MIN)
 	OSXCXXFLAGS	:=	$(OSXCFLAGS)
 	CXXFLAGS	+=	-fvisibility=hidden
diff --git a/tools/ps3load/Makefile b/tools/ps3load/Makefile
index d59ddb8..126801f 100644
--- a/tools/ps3load/Makefile
+++ b/tools/ps3load/Makefile
@@ -39,7 +39,7 @@ endif
 
 ifneq (,$(findstring Darwin,$(shell uname -s)))
 	SDK	:=	$(shell xcrun --show-sdk-path)
-	OSX_MIN 	:= $(shell defaults read $(shell xcrun --show-sdk-platform-path)/Info MinimumSDKVersion 2> /dev/null || 10.4)
+	OSX_MIN 	:= $(shell defaults read $(shell xcrun --show-sdk-platform-path 2> /dev/null)/Info MinimumSDKVersion 2> /dev/null || echo 10.4)
 	OSXCFLAGS	:= -mmacosx-version-min=$(OSX_MIN) -isysroot $(SDK)
 	OSXCXXFLAGS	:=	$(OSXCFLAGS)
 	CXXFLAGS	+=	-fvisibility=hidden