osf1 man page for fubyte

fubyte(9r)																fubyte(9r)

NAME
       fubyte - General: Returns a byte from user address space

SYNOPSIS
       int fubyte(
	       char *user_src );

ARGUMENTS
       Specifies the address in user space from which to read the byte.

DESCRIPTION
       The fubyte routine returns 1 byte from the unprotected user address space to the calling program.

NOTES
       If the size of the return value is larger than 1 byte, the byte actually used for the return value is implementation defined.

RETURN VALUES
       Upon successful completion, fubyte returns a value greater than 0 (zero). Otherwise, it returns -1, indicating that the user address speci-
       fied in user_src cannot be accessed.

SEE ALSO
       Routines: copyinstr(9r), fuword(9r), subyte(9r), suword(9r)

																	fubyte(9r)