fix all cases of strcpy on overlapping strings.

diff --git a/procps/nmeter.c b/procps/nmeter.c
index 8cff0b9..be03932 100644
--- a/procps/nmeter.c
+++ b/procps/nmeter.c
@@ -800,7 +800,7 @@
 		if (!cur)
 			break;
 		if (cur[1] == '%') {	// %%
-			strcpy(cur, cur+1);
+			overlapping_strcpy(cur, cur + 1);
 			cur++;
 			goto again;
 		}