fix makefiles etc for subdirs

examples/ex1.c

@@ -1,7 +1,7 @@
 #! /usr/local/bin/tcc -run
 #include <tcclib.h>
 
-int main() 
+int main()
 {
     printf("Hello World\n");
     return 0;

examples/ex2.c

@@ -1,4 +1,5 @@
-#include "tcclib.h"
+#include <stdlib.h>
+#include <stdio.h>
 
 #define N 20
 
@@ -23,7 +24,7 @@ int find(int n, int i1, int a, int b, int op)
             return 1;
         tab[i1] = n;
     }
-    
+
     for(i=0;i<nb_num;i++) {
         for(j=i+1;j<nb_num;j++) {
             a = tab[i];
@@ -52,7 +53,7 @@ int find(int n, int i1, int a, int b, int op)
                     if (find(c, i, b, a, '/'))
                         return 1;
                 }
-                
+
                 stack_ptr--;
                 tab[i] = a;
                 tab[j] = b;
@@ -66,7 +67,7 @@ int find(int n, int i1, int a, int b, int op)
 int main(int argc, char **argv)
 {
     int i, res, p;
-    
+
     if (argc < 3) {
         printf("usage: %s: result numbers...\n"
                "Try to find result from numbers with the 4 basic operations.\n", argv[0]);
@@ -85,7 +86,7 @@ int main(int argc, char **argv)
     res = find(0, 0, 0, 0, ' ');
     if (res) {
         for(i=0;i<=stack_ptr;i++) {
-            printf("%d %c %d = %d\n", 
+            printf("%d %c %d = %d\n",
                    stack_res[3*i], stack_op[i],
                    stack_res[3*i+1], stack_res[3*i+2]);
         }

examples/ex3.c

@@ -1,4 +1,5 @@
-#include <tcclib.h>
+#include <stdlib.h>
+#include <stdio.h>
 
 int fib(n)
 {
@@ -8,7 +9,7 @@ int fib(n)
         return fib(n-1) + fib(n-2);
 }
 
-int main(int argc, char **argv) 
+int main(int argc, char **argv)
 {
     int n;
     if (argc < 2) {
@@ -16,7 +17,7 @@ int main(int argc, char **argv)
                "Compute nth Fibonacci number\n");
         return 1;
     }
-        
+
     n = atoi(argv[1]);
     printf("fib(%d) = %d\n", n, fib(n, 2));
     return 0;

examples/ex4.c

@@ -1,9 +1,10 @@
 #!./tcc -run -L/usr/X11R6/lib -lX11
 #include <stdlib.h>
-/* Yes, TCC can use X11 too ! */
 #include <stdio.h>
 #include <X11/Xlib.h>
 
+/* Yes, TCC can use X11 too ! */
+
 int main(int argc, char **argv)
 {
     Display *display;
@@ -16,8 +17,8 @@ int main(int argc, char **argv)
     }
     printf("X11 display opened.\n");
     screen = XScreenOfDisplay(display, 0);
-    printf("width = %d\nheight = %d\ndepth = %d\n", 
-           screen->width, 
+    printf("width = %d\nheight = %d\ndepth = %d\n",
+           screen->width,
            screen->height,
            screen->root_depth);
     XCloseDisplay(display);

examples/ex5.c

@@ -1,7 +1,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 
-int main() 
+int main()
 {
     printf("Hello World\n");
     return 0;