9602 loader.efi: Use bool for vargood, since it's a boolean.
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Reviewed by: Andy Fiddaman <af@citrus-it.net>
Approved by: Robert Mustacchi <rm@joyent.com>
diff --git a/usr/src/boot/sys/boot/efi/loader/main.c b/usr/src/boot/sys/boot/efi/loader/main.c
index dbc915d..7d83cb3 100644
--- a/usr/src/boot/sys/boot/efi/loader/main.c
+++ b/usr/src/boot/sys/boot/efi/loader/main.c
@@ -292,7 +292,8 @@
 {
 	char var[128];
 	EFI_GUID *guid;
-	int i, j, vargood, howto;
+	int i, j, howto;
+	bool vargood;
 	void *ptr;
 	UINTN k;
 	int has_kbd;
@@ -400,14 +401,14 @@
 				}
 			}
 		} else {
-			vargood = 0;
+			vargood = false;
 			for (j = 0; argv[i][j] != 0; j++) {
 				if (j == sizeof(var)) {
-					vargood = 0;
+					vargood = false;
 					break;
 				}
 				if (j > 0 && argv[i][j] == '=')
-					vargood = 1;
+					vargood = true;
 				var[j] = (char)argv[i][j];
 			}
 			if (vargood) {