From 0a2704969e8f3d69cd47018bfd65df05c0c499ed Mon Sep 17 00:00:00 2001
From: Peter Veenstra <qbix79@users.sourceforge.net>
Date: Fri, 10 Sep 2004 22:31:03 +0000
Subject: [PATCH] Warning Warning.

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1971
---
 src/hardware/pcspeaker.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/hardware/pcspeaker.cpp b/src/hardware/pcspeaker.cpp
index 77ef82a9..823c1c50 100644
--- a/src/hardware/pcspeaker.cpp
+++ b/src/hardware/pcspeaker.cpp
@@ -266,7 +266,7 @@ static void PCSPEAKER_CallBack(Bitu len) {
 				index+=vol_len;
 			} else {
 				/* Check how long it will take to goto new level */
-				float vol_time=abs(vol_diff)/SPKR_SPEED;
+				float vol_time=fabs(vol_diff)/SPKR_SPEED;
 				if (vol_time<=vol_len) {
 					/* Volume reaches endpoint in this block, calc until that point */
 					value+=vol_time*spkr.volcur;