Fix compiler warnings

src/barragemanager.cc

@@ -157,7 +157,7 @@ static int quickAppType;
  * Make the barrage pattern of this scene.
  */
 void setBarrages(float level, int bm, int midMode) {
-  int bpn = 0, bn, i;
+  int bpn = 0, bn;
   int barrageMax, addFrqLoop = 0;
 
   barrageNum = 0;

src/foe.cc

@@ -57,7 +57,7 @@ void removeFoe(Foe *fe) {
 }
 
 void initFoes() {
-  int i, j;
+  int i;
   for ( i=0 ; i<FOE_MAX ; i++ ) {
     removeFoeForced(&(foe[i]));
   }
@@ -68,7 +68,7 @@ void initFoes() {
 }
 
 void closeFoes() {
-  int i, j;
+  int i;
   for ( i=0 ; i<FOE_MAX ; i++ ) {
     if ( foe[i].cmd ) delete foe[i].cmd;
   }
@@ -88,7 +88,6 @@ static Foe* getNextFoe() {
 
 Foe* addFoe(int x, int y, double rank, int d, int spd, int type, int shield, 
 	    BulletMLParser *parser) {
-  int i;
   Foe *fe = getNextFoe();
   if ( !fe ) return NULL;
 
@@ -332,7 +331,7 @@ static int foeColor[][2] = {
 void drawFoes() {
   int i, j;
   Foe *fe;
-  int x, y, px, py;
+  int x, y;
   int sz, cl1, cl2;
   int d, md, di;
   for ( i=0 ; i<FOE_MAX ; i++ ) {

src/frag.c

@@ -92,7 +92,6 @@ void addEnemyFrag(Vector *p, int mx, int my, int type) {
 
 void addShipFrag(Vector *p) {
   Vector pos, vel;
-  int cmx, cmy;
   int i;
   pos.x = (p->x/SCAN_WIDTH*LAYER_WIDTH)>>8;
   pos.y = (p->y/SCAN_HEIGHT*LAYER_HEIGHT)>>8;
@@ -137,7 +136,7 @@ static int fragColor[3][2][2] = {
 };
 
 void drawFrags() {
-  int x, y, c;
+  int c;
   int i;
   Frag *fr;
   for ( i=0 ; i<FRAG_MAX ; i++ ) {

src/noiz2sa.c

@@ -263,7 +263,6 @@ int main(int argc, char *argv[]) {
   int done = 0;
   long prvTickCount = 0;
   int i;
-  int btn;
   SDL_Event event;
   long nowTick;
   int frame;

src/screen.c

@@ -316,7 +316,7 @@ void drawThickLine(int x1, int y1, int x2, int y2,
 		   LayerBit color1, LayerBit color2, int width) {
   int lx, ly, ax, ay, x, y, ptr, i, j;
   int xMax, yMax;
-  int width1, width2;
+  int width1;
 
   lx = abs(x2 - x1);
   ly = abs(y2 - y1);
@@ -409,8 +409,7 @@ void drawThickLine(int x1, int y1, int x2, int y2,
 
 void drawBox(int x, int y, int width, int height, 
 	     LayerBit color1, LayerBit color2, LayerBit *buf) {
-  int i, j;
-  LayerBit cl;
+  int i;
   int ptr;
 
   x -= width>>1; y -= height>>1;
@@ -445,8 +444,7 @@ void drawBox(int x, int y, int width, int height,
 
 void drawBoxPanel(int x, int y, int width, int height, 
 		  LayerBit color1, LayerBit color2, LayerBit *buf) {
-  int i, j;
-  LayerBit cl;
+  int i;
   int ptr;
 
   x -= width>>1; y -= height>>1;

src/soundmanager.c

@@ -87,7 +87,6 @@ void initSound() {
   Uint16 audio_format;
   int audio_channels;
   int audio_buffers;
-  int interactive = 0;
 
   if ( SDL_InitSubSystem(SDL_INIT_AUDIO) < 0 ) {
     fprintf(stderr, "Unable to initialize SDL_AUDIO: %s\n", SDL_GetError());