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* some defines I couldnt understand '_IOC_NONE 1U'
@ 2011-06-18 15:39 Daniel Redway
  2011-06-18 16:00 ` david kol.
  0 siblings, 1 reply; 2+ messages in thread
From: Daniel Redway @ 2011-06-18 15:39 UTC (permalink / raw)
  To: kernelnewbies

Hello

I dont understand what means 'U' character. I found this defines in
asm/ioctl.h file.
Thanks

#define _IOC_NONE 1U
#define _IOC_READ 2U
#define _IOC_WRITE 4U
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2011-06-18 15:39 some defines I couldnt understand '_IOC_NONE 1U' Daniel Redway
2011-06-18 16:00 ` david kol.

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