Merge branch 'Solve_Warnings' into 'master'

Solve some warnings from the compilation

See merge request simulant/GLdc!83

samples/lerabot01/main.c

@@ -98,7 +98,7 @@ int ImageLoad(char *filename, Image *image) {
     }
 
     if ((i = fread(image->data, size, 1, file)) != 1) {
-        printf(stderr, "Error reading image data from %s.\n", filename);
+        printf("Error reading image data from %s.\n", filename);
         return 0;
     }
 

samples/paletted/main.c

@@ -75,7 +75,7 @@ int LoadPalettedTex(const char* filename, Image* image) {
     } palette_header;
     fread(&palette_header, sizeof(palette_header), 1, filein);
 
-    image->palette = (unsigned int*) malloc(sizeof(unsigned int) * palette_header.numcolors);
+    image->palette = (char*) malloc(sizeof(unsigned int) * palette_header.numcolors);
     image->palette_width = palette_header.numcolors;
 
     fread(image->palette, sizeof(unsigned int), palette_header.numcolors, filein);

samples/trimark/main.c

@@ -10,6 +10,7 @@
 #include <kos.h>
 
 #include <GL/gl.h>
+#include <GL/glkos.h>
 
 #include <stdlib.h>
 #include <time.h>

samples/zclip/main.c

@@ -193,7 +193,7 @@ int check_start() {
     return 0;
 }
 
-void RenderTower(counter) {
+void RenderTower(int counter) {
     counter = counter % 3;
     float height = (counter + 1) * 5.0f;
     float width = 3.5f;