diff --git a/src/frameworks/ColorSync/CMakeLists.txt b/src/frameworks/ColorSync/CMakeLists.txt
index 0a0dc78ed..f032f6cc2 100644
--- a/src/frameworks/ColorSync/CMakeLists.txt
+++ b/src/frameworks/ColorSync/CMakeLists.txt
@@ -12,5 +12,6 @@ add_framework(ColorSync
         src/ColorSync.c
 
     DEPENDENCIES
+        CoreFoundation
         system
 )
diff --git a/src/frameworks/ColorSync/include/ColorSync/ColorSync.h b/src/frameworks/ColorSync/include/ColorSync/ColorSync.h
index 8006f0446..29ee7ff22 100644
--- a/src/frameworks/ColorSync/include/ColorSync/ColorSync.h
+++ b/src/frameworks/ColorSync/include/ColorSync/ColorSync.h
@@ -21,6 +21,8 @@
 #ifndef _ColorSync_H_
 #define _ColorSync_H_
 
+#include <CoreFoundation/CoreFoundation.h>
+
 void* CGDisplayCreateUUIDFromDisplayID(void);
 void* CGDisplayGetDisplayIDFromUUID(void);
 void* CMProfileFromColorSyncProfile(void);
@@ -39,7 +41,6 @@ void* ColorSyncCreateInputPoppyProfile(void);
 void* ColorSyncCreateOutputPoppyProfile(void);
 void* ColorSyncCreateOutputPoppyProfileForRGBData(void);
 void* ColorSyncCreateSignatureFromFourCharCode(void);
-void* ColorSyncCreateUUIDFromUInt32(void);
 void* ColorSyncDataCanBeIgnoredOnSRGBDevice(void);
 void* ColorSyncDeviceCopyDeviceInfo(void);
 void* ColorSyncDeviceCopyDeviceRegistrationInfo(void);
@@ -106,7 +107,6 @@ void* ColorSyncProfileUninstall(void);
 void* ColorSyncProfileVerify(void);
 void* ColorSyncProfileWriteToFile(void);
 void* ColorSyncPureGammaOriginalTRC(void);
-void* ColorSyncRegisterDevice(void);
 void* ColorSyncSwapProfileHeader(void);
 void* ColorSyncTRCGetFunction(void);
 void* ColorSyncTRCGetGammaID(void);
@@ -122,11 +122,25 @@ void* ColorSyncTransformCreateWithName(void);
 void* ColorSyncTransformGetTypeID(void);
 void* ColorSyncTransformIterate(void);
 void* ColorSyncTransformSetProperty(void);
-void* ColorSyncUnregisterDevice(void);
 void* ColorSyncVerifyAdobeRGBData(void);
 void* ColorSyncVerifyDisplayP3Data(void);
 void* ColorSyncVerifyGenericGrayGamma2_2Data(void);
 void* ColorSyncVerifyGenericLabData(void);
 void* ColorSyncVerifySRGBData(void);
 
+// fixed-up declarations
+
+CFUUIDRef ColorSyncCreateUUIDFromUInt32(unsigned int uuid);
+bool ColorSyncRegisterDevice(CFStringRef class, CFUUIDRef uuid, CFDictionaryRef info);
+bool ColorSyncUnregisterDevice(CFStringRef class, CFUUIDRef uuid);
+
+extern CFStringRef kColorSyncDeviceProfileURL;
+extern CFStringRef kColorSyncDeviceModeDescriptions;
+extern CFStringRef kColorSyncDeviceDefaultProfileID;
+extern CFStringRef kColorSyncDeviceDescriptions;
+extern CFStringRef kColorSyncFactoryProfiles;
+extern CFStringRef kColorSyncDeviceUserScope;
+extern CFStringRef kColorSyncDeviceHostScope;
+extern CFStringRef kColorSyncPrinterDeviceClass;
+
 #endif
diff --git a/src/frameworks/ColorSync/src/ColorSync.c b/src/frameworks/ColorSync/src/ColorSync.c
index b820c60bb..afbbfc082 100644
--- a/src/frameworks/ColorSync/src/ColorSync.c
+++ b/src/frameworks/ColorSync/src/ColorSync.c
@@ -137,12 +137,6 @@ void* ColorSyncCreateSignatureFromFourCharCode(void)
     return NULL;
 }
 
-void* ColorSyncCreateUUIDFromUInt32(void)
-{
-    if (verbose) puts("STUB: ColorSyncCreateUUIDFromUInt32 called");
-    return NULL;
-}
-
 void* ColorSyncDataCanBeIgnoredOnSRGBDevice(void)
 {
     if (verbose) puts("STUB: ColorSyncDataCanBeIgnoredOnSRGBDevice called");
@@ -539,12 +533,6 @@ void* ColorSyncPureGammaOriginalTRC(void)
     return NULL;
 }
 
-void* ColorSyncRegisterDevice(void)
-{
-    if (verbose) puts("STUB: ColorSyncRegisterDevice called");
-    return NULL;
-}
-
 void* ColorSyncSwapProfileHeader(void)
 {
     if (verbose) puts("STUB: ColorSyncSwapProfileHeader called");
@@ -635,12 +623,6 @@ void* ColorSyncTransformSetProperty(void)
     return NULL;
 }
 
-void* ColorSyncUnregisterDevice(void)
-{
-    if (verbose) puts("STUB: ColorSyncUnregisterDevice called");
-    return NULL;
-}
-
 void* ColorSyncVerifyAdobeRGBData(void)
 {
     if (verbose) puts("STUB: ColorSyncVerifyAdobeRGBData called");
@@ -670,3 +652,30 @@ void* ColorSyncVerifySRGBData(void)
     if (verbose) puts("STUB: ColorSyncVerifySRGBData called");
     return NULL;
 }
+
+// stubs with fixed-up declarations
+
+CFUUIDRef ColorSyncCreateUUIDFromUInt32(unsigned int uuid) {
+    if (verbose) puts("STUB: ColorSyncCreateUUIDFromUInt32 called");
+    return NULL;
+};
+
+bool ColorSyncRegisterDevice(CFStringRef class, CFUUIDRef uuid, CFDictionaryRef info) {
+    if (verbose) puts("STUB: ColorSyncRegisterDevice called");
+    return 0;
+};
+
+bool ColorSyncUnregisterDevice(CFStringRef class, CFUUIDRef uuid) {
+    if (verbose) puts("STUB: ColorSyncUnregisterDevice called");
+    return 0;
+};
+
+// someone please check these and replace them with the correct values
+CFStringRef kColorSyncDeviceProfileURL       = CFSTR("ColorSyncDeviceProfileURL");
+CFStringRef kColorSyncDeviceModeDescriptions = CFSTR("ColorSyncDeviceModeDescriptions");
+CFStringRef kColorSyncDeviceDefaultProfileID = CFSTR("ColorSyncDeviceDefaultProfileID");
+CFStringRef kColorSyncDeviceDescriptions     = CFSTR("ColorSyncDeviceDescriptions");
+CFStringRef kColorSyncFactoryProfiles        = CFSTR("ColorSyncFactoryProfiles");
+CFStringRef kColorSyncDeviceUserScope        = CFSTR("ColorSyncDeviceUserScope");
+CFStringRef kColorSyncDeviceHostScope        = CFSTR("ColorSyncDeviceHostScope");
+CFStringRef kColorSyncPrinterDeviceClass     = CFSTR("ColorSyncPrinterDeviceClass");