--- a/hedgewars/uSound.pas	Wed Nov 07 13:31:58 2012 +0000
+++ b/hedgewars/uSound.pas	Wed Nov 07 14:41:35 2012 +0000
@@ -170,7 +170,7 @@
 procedure InitSound;
 const channels: LongInt = {$IFDEF MOBILE}1{$ELSE}2{$ENDIF};
 begin
-    if not isSoundEnabled then
+    if (not isSoundEnabled) then
         exit;
     WriteToConsole('Init sound...');
     isSoundEnabled:= SDL_InitSubSystem(SDL_INIT_AUDIO) >= 0;
@@ -268,7 +268,7 @@
         if (voicepack^.chunks[snd] = nil) and (Soundz[snd].Path = ptVoices) and (Soundz[snd].FileName <> '') then
             begin
             s:= UserPathz[Soundz[snd].Path] + '/' + voicepack^.name + '/' + Soundz[snd].FileName;
-            if not FileExists(s) then
+            if (not FileExists(s)) then
                 s:= Pathz[Soundz[snd].Path] + '/' + voicepack^.name + '/' + Soundz[snd].FileName;
             WriteToConsole(msgLoading + s + ' ');
             voicepack^.chunks[snd]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), _P'rb'), 1);
@@ -284,7 +284,7 @@
         if (defVoicepack^.chunks[snd] = nil) and (Soundz[snd].Path <> ptVoices) and (Soundz[snd].FileName <> '') then
             begin
             s:= UserPathz[Soundz[snd].Path] + '/' + Soundz[snd].FileName;
-            if not FileExists(s) then
+            if (not FileExists(s)) then
                 s:= Pathz[Soundz[snd].Path] + '/' + Soundz[snd].FileName;
             WriteToConsole(msgLoading + s + ' ');
             defVoicepack^.chunks[snd]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), _P'rb'), 1);
@@ -368,7 +368,7 @@
         if (voicepack^.chunks[snd] = nil) and (Soundz[snd].Path = ptVoices) and (Soundz[snd].FileName <> '') then
            begin
             s:= UserPathz[Soundz[snd].Path] + '/' + voicepack^.name + '/' + Soundz[snd].FileName;
-            if not FileExists(s) then
+            if (not FileExists(s)) then
                 s:= Pathz[Soundz[snd].Path] + '/' + voicepack^.name + '/' + Soundz[snd].FileName;
             WriteToConsole(msgLoading + s + ' ');
             voicepack^.chunks[snd]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), _P'rb'), 1);
@@ -384,7 +384,7 @@
         if (defVoicepack^.chunks[snd] = nil) and (Soundz[snd].Path <> ptVoices) and (Soundz[snd].FileName <> '') then
             begin
             s:= UserPathz[Soundz[snd].Path] + '/' + Soundz[snd].FileName;
-            if not FileExists(s) then
+            if (not FileExists(s)) then
                 s:= Pathz[Soundz[snd].Path] + '/' + Soundz[snd].FileName;
             WriteToConsole(msgLoading + s + ' ');
             defVoicepack^.chunks[snd]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), _P'rb'), 1);
@@ -400,7 +400,7 @@
 
 procedure StopSound(snd: TSound);
 begin
-    if not isSoundEnabled then
+    if (not isSoundEnabled) then
         exit;
 
     if (lastChan[snd] <> -1) and (Mix_Playing(lastChan[snd]) <> 0) then
@@ -412,7 +412,7 @@
 
 procedure StopSoundChan(chn: LongInt);
 begin
-    if not isSoundEnabled then
+    if (not isSoundEnabled) then
         exit;
 
     if (chn <> -1) and (Mix_Playing(chn) <> 0) then
@@ -421,7 +421,7 @@
 
 procedure StopSoundChan(chn, fadems: LongInt);
 begin
-    if not isSoundEnabled then
+    if (not isSoundEnabled) then
         exit;
 
     if (chn <> -1) and (Mix_Playing(chn) <> 0) then
@@ -435,7 +435,7 @@
         exit;
 
     s:= UserPathPrefix + '/Data/Music/' + MusicFN;
-    if not FileExists(s) then
+    if (not FileExists(s)) then
         s:= PathPrefix + '/Music/' + MusicFN;
     WriteToConsole(msgLoading + s + ' ');
 
@@ -454,7 +454,7 @@
 function ChangeVolume(voldelta: LongInt): LongInt;
 begin
     ChangeVolume:= 0;
-    if (not isSoundEnabled) or ((voldelta = 0) and not (cInitVolume = 0)) then
+    if (not isSoundEnabled) or ((voldelta = 0) and (not (cInitVolume = 0))) then
         exit;
 
     inc(Volume, voldelta);