gcc porting - successful compilation

src/samples/dolphin/dolphin.cpp

@@ -73,7 +73,7 @@ void Dolphin::onInit()
 
     printf("Loading water...\n");
 
-    u32 spiralOffset = (u32)Math::sqrt(WATER_TILES_COUNT);
+    u32 spiralOffset = (u32)sqrt(WATER_TILES_COUNT);
     waterDrawList = new Mesh *[WATER_TILES_COUNT];
     calcSpiral(spiralOffset, spiralOffset);
     water[0].loadObj("water/", "water", WATER_TILE_SCALE, false);

src/samples/floors/managers/floor_manager.cpp

@@ -12,6 +12,7 @@
 
 #include <utils/math.hpp>
 #include <utils/debug.hpp>
+#include <stdlib.h>
 
 // ----
 // Constructors/Destructors
@@ -26,7 +27,7 @@ FloorManager::FloorManager(int t_floorAmount, TextureRepository *t_texRepo)
     texRepo = t_texRepo;
     floorAmount = t_floorAmount;
     spirals = new Point[t_floorAmount];
-    int floorSpiralMaxOffset = (int)Math::sqrt(t_floorAmount);
+    int floorSpiralMaxOffset = (int)sqrt(t_floorAmount);
     calcSpiral(floorSpiralMaxOffset, floorSpiralMaxOffset);
     initFloors();
     trick = 0.0F;

src/samples/floors/objects/enemy.cpp

@@ -16,6 +16,7 @@
 #include <modules/gif_sender.hpp>
 #include <utils/debug.hpp>
 #include <utils/math.hpp>
+#include <stdlib.h>
 
 // ----
 // Constructors/Destructors