Rename `eqrelval' which was renamed from `eqrel' to quiet a shadow warning

to `op' as suggested by Bruce, as this is used to store the operator between
vl and vr.

Submitted by:	bde

1 files changed, 3 insertions, 3 deletions

diff --git a/usr.bin/m4/expr.c b/usr.bin/m4/expr.c
index 997a5a6..de5e860 100644
--- a/usr.bin/m4/expr.c
+++ b/usr.bin/m4/expr.c
@@ -252,13 +252,13 @@ not()
 static int
 eqrel()
 {
-	int vl, vr, eqrelval;
+	int vl, vr, op;
 
 	vl = shift();
-	while ((eqrelval = geteqrel()) != -1) {
+	while ((op = geteqrel()) != -1) {
 		vr = shift();
 
-		switch (eqrelval) {
+		switch (op) {
 
 		case EQL:
 			vl = (vl == vr);