Don't use implicit int.

git-svn-id: https://svn.code.sf.net/p/freedos/svn/kernel/trunk@1062 6ac86273-5f31-0410-b378-82cca8765d1b

kernel/main.c

@@ -678,7 +678,7 @@ STATIC VOID InitSerialPorts(VOID)
 	booted from HD
 */
 
-EmulatedDriveStatus(int drive,char statusOnly)
+STATIC int EmulatedDriveStatus(int drive,char statusOnly)
 {
   iregs r;
   char buffer[0x13];

sys/sys.c

@@ -455,7 +455,7 @@ int abswrite(int DosDrive, int nsects, int foo, void *diskReadPacket);
       modify [si di] \
       value [ax];
 
-fat32readwrite(int DosDrive, void *diskReadPacket, unsigned intno);
+int fat32readwrite(int DosDrive, void *diskReadPacket, unsigned intno);
 #pragma aux fat32readwrite =  \
       "mov ax, 0x7305"    \
       "mov cx, 0xffff"    \