--- a/scripts/make.sh
+++ b/scripts/make.sh
@@ -106,8 +106,7 @@ genbuildsh()
   echo '$BUILD $FILES $LINK'
 }
 
-if ! cmp -s <(genbuildsh 2>/dev/null | head -n 6 ; echo LINK="'"$LDOPTIMIZE $LDFLAGS) \
-          <(head -n 7 generated/build.sh 2>/dev/null | $SED '7s/ -o .*//')
+if [ "$(genbuildsh 2>/dev/null | head -n 6 ; echo LINK="'"$LDOPTIMIZE $LDFLAGS)" != "$(head -n 7 generated/build.sh 2>/dev/null | $SED '7s/ -o .*//')" ]
 then
   echo -n "Library probe"
 
--- a/scripts/genconfig.sh
+++ b/scripts/genconfig.sh
@@ -16,7 +16,7 @@ probecc()
 # Symbol name is first argument, flags second, feed C file to stdin
 probesymbol()
 {
-  probecc "${@:2}" 2>/dev/null && DEFAULT=y || DEFAULT=n
+  probecc $2 2>/dev/null && DEFAULT=y || DEFAULT=n
   rm a.out 2>/dev/null
   echo -e "config $1\n\tbool" || exit 1
   echo -e "\tdefault $DEFAULT\n" || exit 1
--- a/scripts/make.sh
+++ b/scripts/make.sh
@@ -15,7 +15,7 @@ if [ ! -z "$ASAN" ]; then
 fi
 
 # Centos 7 bug workaround, EOL June 30 2024.
-DASHN=-n; wait -n 2>/dev/null; [ $? -eq 2 ] && unset DASHN
+unset DASHN
 
 export LANG=c
 export LC_ALL=C