Revert previous commit. The bug was actually caused by an issue

in pre 1.8.5 versions of sudo which were sending too many
SIGINTs to processes when the user hit Ctrl-C.

Pointed out by:	avg@, rpaulo@, sbruno@

cddl/contrib/opensolaris/cmd/dtrace/dtrace.c

@@ -70,8 +70,6 @@ typedef struct dtrace_cmd {
 #define	E_ERROR		1
 #define	E_USAGE		2
 
-#define IMPATIENT_LIMIT	2
-
 static const char DTRACE_OPTSTR[] =
 	"3:6:aAb:Bc:CD:ef:FGhHi:I:lL:m:n:o:p:P:qs:SU:vVwx:X:Z";
 
@@ -1204,7 +1202,7 @@ intr(int signo)
 	if (!g_intr)
 		g_newline = 1;
 
-	if (g_intr++ > IMPATIENT_LIMIT)
+	if (g_intr++)
 		g_impatient = 1;
 }