commit 4a8429a2bff8363d2ab0aa8913d9cd82f115c584
from: Albert Lee <trisk@acm.jhu.edu>
date: Mon Dec 01 23:56:46 2008 UTC

isum.awk: define fflush for awk != gawk

commit - ab937b56dec51e002ef2e248a3bf9b183f848cc2
commit + 4a8429a2bff8363d2ab0aa8913d9cd82f115c584
blob - 4fce96ec282c309ea6b483dbb945d4baed0b7d5e
blob + cb475cde69cb84d36abee249f0a20498ce4a4b01
--- dist/isum.awk
+++ dist/isum.awk
@@ -10,8 +10,13 @@ BEGIN {
 	updates = "/dev/stderr"
 }
 
-function clearstatus(  noflush, i)
+function fflush(filename)
 {
+	system("")
+}
+
+function clearstatus(noflush, i)
+{
 	if(!updates)
 		return
 	for(i=0; i<statuslen; i++)