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From: Steve Passe <smp@csn.net>
To: current@freebsd.org
Subject: CR0_EM define.
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Date: Mon, 21 Jul 1997 10:51:06 -0600
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Hi,

can someone tell me why machine/specialreg.h has:

#ifdef notused
#define	CR0_EM	0x00000004	/* EMulate non-NPX coproc. (trap ESC only) */
#endif

I need to use this bit but found it disabled.  is there a name clash, or 
could I enable it without causing anyone grief?

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