Caleb Johnston calebjohnston

## Keybase.md

      
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                calebjohnston
                / Keybase.md
            
            
              Created
              August 4, 2017 11:46
            
              
                The Proof
              
          
    Keybase proof

I hereby claim:

I am calebjohnston on github.
I am calebjohnston0 (https://keybase.io/calebjohnston0) on keybase.
I have a public key ASBXSzQGO5FQyB2iTxIAtaCxZ52ywLUfxA1bLRA41pu_pwo

To claim this, I am signing this object:

  
## gist:9675166
#import <IOKit/IOKitLib.h>

//
// Creates NSString representation of machine serial number
//

NSString *serial = nil;
io_service_t platform = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching("IOPlatformExpertDevice"));
if (platform) {
    CFTypeRef serialNumberAsCFString =
	#import <IOKit/IOKitLib.h>

	//
	// Creates NSString representation of machine serial number
	//

	NSString *serial = nil;
	io_service_t platform = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching("IOPlatformExpertDevice"));
	if (platform) {
	CFTypeRef serialNumberAsCFString =