diff --git a/linux-tools/acl/acl.sh b/linux-tools/acl/acl.sh
index 181ce5ddf..508377230 100755
--- a/linux-tools/acl/acl.sh
+++ b/linux-tools/acl/acl.sh
@@ -79,7 +79,10 @@ function runtest()
     #$TESTDIR/run $cmd >$stdout 2>$stderr
     cd $TESTDIR
     ./run $cmd >$stdout 2>$stderr
-    tc_fail_if_bad $? "unexpected response" || return
+    RC=$?
+        [ $RC -eq 0 ] && tc_ignore_warnings "Unescaped left brace in regex is deprecated, passed through"
+
+    tc_fail_if_bad $RC "unexpected response" || return
     cd ..
     set $(cat $stdout | grep "passed, 0 failed)" | wc -l)
     [ $1 -eq 1 ]
diff --git a/linux-tools/gawk/gawk.sh b/linux-tools/gawk/gawk.sh
index bd1dc89e0..f3bffcb26 100755
--- a/linux-tools/gawk/gawk.sh
+++ b/linux-tools/gawk/gawk.sh
@@ -114,7 +114,11 @@ function runtest()
 	tc_register "$tst"
 
 	srcdir=. PATH_SEPARATOR=: make -f Makefile.am $tst >$stdout 2>$stderr
-	tc_pass_or_fail $?
+	RC=$?
+        if [ $tst = "fnamedat" ] || [ $tst = "fnarray" ] || [ $tst = "fnarray2" ] || [ $tst = "fnarydel" ] || [ $tst = "fnasgnm" ] || [ $tst = "fnparydl" ] || [ $tst = "funsmnam" ] || [ $tst = "gsubasgn" ] || [ $tst = "parseme" ] || [ $tst = "badargs" ] || [ $tst = "match2" ] && [ $RC -eq 0 ]; then
+                tc_ignore_warnings "make:"
+        fi
+	tc_pass_or_fail $RC
 	rm -f _$tst
 }
 
diff --git a/linux-tools/libtool/libtool.sh b/linux-tools/libtool/libtool.sh
index bd9be9d97..fc77345c4 100755
--- a/linux-tools/libtool/libtool.sh
+++ b/linux-tools/libtool/libtool.sh
@@ -104,7 +104,9 @@ function test02(){
 	let TST_TOTAL=$TST_TOTAL+1
 	tc_register "libtool: linking library: foo.lo, hello.lo --> libhello.la"
 	$LIBTOOL --mode=link --tag=CC $GCC -g -O -o libhello.la foo.lo hello.lo -rpath $TCTMP/libs -lm >$stdout 2>$stderr
-	tc_pass_or_fail $? "linking library libhello.la failed"
+	RC=$?
+          [ $RC -eq 0 ] && tc_ignore_warnings "ar:"
+	tc_pass_or_fail $RC "linking library libhello.la failed"
 }
 
 #
diff --git a/linux-tools/libxml2/libxml2.sh b/linux-tools/libxml2/libxml2.sh
index fdbd5cef1..8deb96f60 100755
--- a/linux-tools/libxml2/libxml2.sh
+++ b/linux-tools/libxml2/libxml2.sh
@@ -55,6 +55,7 @@ function TC_libxml2()
 	if [ $? == 1 ]; then
 		cat /dev/null > $stderr
 	fi
+	[ $? -eq 0 ] && tc_ignore_multiple_warnings "Missing result file result/errors/"
 	tc_pass_or_fail $? "libxml2 runtest failure"
 }
 
diff --git a/linux-tools/ltrace/ltrace.sh b/linux-tools/ltrace/ltrace.sh
index 0b65f1ba3..0ed9768e8 100755
--- a/linux-tools/ltrace/ltrace.sh
+++ b/linux-tools/ltrace/ltrace.sh
@@ -137,7 +137,12 @@ function test07()
 	tc_register	"ltrace -L -S command"
 	ltrace -L -S ./ltracetest1 &>$stdout
 	tc_fail_if_bad $? "ltrace -L -S command failed" || return	
-	grep -q "open@SYS" $stdout
+	grep -i "ubuntu" /etc/*-release >/dev/null 2>&1
+        if [ $? -eq 0 ];then
+                grep -q "SYS_open" $stdout
+        else
+                grep -q "open@SYS" $stdout
+        fi
 	tc_pass_or_fail $? "ltrace -L -S command failed"
 }
 
diff --git a/linux-tools/mlocate/locate.sh b/linux-tools/mlocate/locate.sh
index 779432e77..5b73ef947 100755
--- a/linux-tools/mlocate/locate.sh
+++ b/linux-tools/mlocate/locate.sh
@@ -56,14 +56,25 @@ function tc_local_setup()
         touch $locate_this
 
 	# temporarily stop cron process
-	tc_service_stop_and_wait crond
+	grep -i "ubuntu" /etc/*-release >/dev/null 2>&1
+        rc=$?
+        if [ $rc -eq 0 ];then
+                tc_service_stop_and_wait cron
+        else
+                tc_service_stop_and_wait crond
+        fi
 	cron_stopped="yes"
 	return 0
 }
 
 function tc_local_cleanup()
 {
-        [ "$cron_stopped" = "yes" ] && tc_service_start_and_wait crond
+	if [ $rc -eq 0 ];then
+                [ "$cron_stopped" = "yes" ] && tc_service_start_and_wait cron
+        else
+                [ "$cron_stopped" = "yes" ] && tc_service_start_and_wait crond
+        fi
+
 }
 
 #