diff --git a/src/sys/include/ubixfs/file.h b/src/sys/include/ubixfs/file.h
index bbd1cf3..73ef045 100755
--- a/src/sys/include/ubixfs/file.h
+++ b/src/sys/include/ubixfs/file.h
@@ -44,7 +44,7 @@
   uChar  buffer[512];
   };
 
-extern struct fileDescriptorTable fdTable[maxFd];
+extern struct fileDescriptorTable *fdTable;
 
 int fopen(const char *file,int mode);
 int fclose(int fd);
diff --git a/src/sys/include/ubixos/types.h b/src/sys/include/ubixos/types.h
index f6e5822..e004116 100755
--- a/src/sys/include/ubixos/types.h
+++ b/src/sys/include/ubixos/types.h
@@ -33,6 +33,8 @@
 typedef unsigned short uShort;
 typedef unsigned int uInt;
 
+#ifndef _STDLIB_H_
 typedef enum { FALSE=0,TRUE=1 } bool;
+#endif
 
 #endif
\ No newline at end of file
diff --git a/src/sys/kernel/exec.c b/src/sys/kernel/exec.c
index 21d0298..0db5a0b 100755
--- a/src/sys/kernel/exec.c
+++ b/src/sys/kernel/exec.c
@@ -65,7 +65,6 @@
     }
   eStart = binaryHeader->eEntry;
   i = (allocPage()+4095);
-//  execThread((void *)eStart,(allocPage()+4095),file);
   taskList[pid].tss.back_link    = 0x0;
   taskList[pid].tss.esp0         = i;
   taskList[pid].tss.ss0          = 0x10;
@@ -95,7 +94,7 @@
     "movl %%cr0,%%eax       \n"
     "orl  $0x80000000,%%eax \n"
     "movl %%eax,%%cr0       \n"
-    : : "d" ((unsigned int *)(_current->tss.cr3))
+    : : "d" ((unsigned int *)(*pd))
     );
   }
 
diff --git a/src/sys/ubixfs/file.c b/src/sys/ubixfs/file.c
index 2b61c61..a27e94b 100755
--- a/src/sys/ubixfs/file.c
+++ b/src/sys/ubixfs/file.c
@@ -25,7 +25,7 @@
 #include <ubixfs/ubixfs.h>
 #include <drivers/video.h>
 
-struct fileDescriptorTable fdTable[maxFd];
+struct fileDescriptorTable *fdTable = (struct fileDescriptorTable *)0xE7400000;
 
 int sprintf(char *buf,const char *fmt, ...);