diff --git a/neo/sys/linux/process_undef.pl b/neo/sys/linux/process_undef.pl
deleted file mode 100644
index fd33d23e..00000000
--- a/neo/sys/linux/process_undef.pl
+++ /dev/null
@@ -1,19 +0,0 @@
-#!/usr/bin/env perl
-# send linker output to stdin
-# make 2>&1 | process_undef.pl
-
-my %symbols;
-open($list, "cat $ARGV[0] " . '| grep \'undefined reference\' | grep -v \'more undefined\' | sed -e \'s/.*undefined reference to `\(.*\)./\1/\' |');
-my $line = <$list>;
-do
-{
-  chop($line);
-  $symbols{$line}++;
-} until (!($line = <$list>));
-
-@sorted = sort { $symbols{$b} <=> $symbols{$a} } keys %symbols;
-
-foreach (@sorted)
-{
-  print "$symbols{$_} : $_\n";
-};
diff --git a/neo/sys/linux/test_scheduler.c b/neo/sys/linux/test_scheduler.c
deleted file mode 100644
index f1e2b33b..00000000
--- a/neo/sys/linux/test_scheduler.c
+++ /dev/null
@@ -1,105 +0,0 @@
-/*
-===========================================================================
-
-Doom 3 GPL Source Code
-Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
-
-This file is part of the Doom 3 GPL Source Code ("Doom 3 Source Code").
-
-Doom 3 Source Code is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
-
-Doom 3 Source Code is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with Doom 3 Source Code.  If not, see <http://www.gnu.org/licenses/>.
-
-In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code.  If not, please request a copy in writing from id Software at the address below.
-
-If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
-
-===========================================================================
-*/
-
-#include <stdio.h>
-#include <sys/time.h>
-#include <sched.h>
-#include <errno.h>
-
-/*
-================
-Sys_Milliseconds
-================
-*/
-/* base time in seconds, that's our origin
-   timeval:tv_sec is an int:
-   assuming this wraps every 0x7fffffff - ~68 years since the Epoch (1970) - we're safe till 2038
-   using unsigned long data type to work right with Sys_XTimeToSysTime */
-unsigned long sys_timeBase = 0;
-/* current time in ms, using sys_timeBase as origin
-   NOTE: sys_timeBase*1000 + curtime -> ms since the Epoch
-	 0x7fffffff ms - ~24 days
-		 or is it 48 days? the specs say int, but maybe it's casted from unsigned int?
-*/
-int Sys_Milliseconds(void)
-{
-	int curtime;
-	struct timeval tp;
-
-	gettimeofday(&tp, NULL);
-
-	if (!sys_timeBase) {
-		sys_timeBase = tp.tv_sec;
-		return tp.tv_usec / 1000;
-	}
-
-	curtime = (tp.tv_sec - sys_timeBase) * 1000 + tp.tv_usec / 1000;
-
-	return curtime;
-}
-
-#define STAT_BUF 100
-
-int main(int argc, void *argv[]) {
-	int start = 30; // start waiting with 30 ms
-	int dec = 2; // decrement by 2 ms
-	int min = 4; // min wait test
-	int i, j, now, next;
-	int stats[STAT_BUF];
-
-	struct sched_param parm;
-
-	Sys_Milliseconds(); // init
-
-	// set schedule policy to see if that affects usleep
-	// (root rights required for that)
-	parm.sched_priority = 99;
-	if ( sched_setscheduler(0, SCHED_RR, &parm) != 0 ) {
-		printf("sched_setscheduler SCHED_RR failed: %s\n", strerror(errno) );
-	} else {
-		printf("sched_setscheduler SCHED_RR ok\n");
-	}
-
-	// now run the test
-	for( i = start ; i >= min ; i -= dec ) {
-		printf( "sleep %d ms", i );
-		for( j = 0 ; j < STAT_BUF ; j++ ) {
-			now = Sys_Milliseconds();
-			usleep(i*1000);
-			stats[j] = Sys_Milliseconds() - now;
-		}
-		for( j = 0; j < STAT_BUF; j++) {
-			if ( ! (j & 0xf) ) {
-				printf("\n");
-			}
-			printf( "%d ", stats[j] );
-		}
-		printf("\n");
-	}
-	return 0;
-}