diff --git a/ChangeLog b/ChangeLog
index 52f59019b..1a297da01 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2011-01-08  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	Satisfy some bison versions need for inttypes.h.
+
+	* grub-core/lib/posix_wrap/inttypes.h: New file.
+	* grub-core/lib/posix_wrap/sys/types.h (int8_t): New type.
+	(int16_t): Likewise.
+	(int32_t): Likewise.
+	(int64_t): Likewise.
+	Reported and tested by: Alain Greppin.
+
 2011-01-08  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	* grub-core/loader/i386/bsdXX.c (grub_netbsd_load_elf_meta):
diff --git a/grub-core/lib/posix_wrap/inttypes.h b/grub-core/lib/posix_wrap/inttypes.h
new file mode 100644
index 000000000..a12c43b15
--- /dev/null
+++ b/grub-core/lib/posix_wrap/inttypes.h
@@ -0,0 +1 @@
+#include <sys/types.h>
diff --git a/grub-core/lib/posix_wrap/sys/types.h b/grub-core/lib/posix_wrap/sys/types.h
index 4e8331fdd..69e49509e 100644
--- a/grub-core/lib/posix_wrap/sys/types.h
+++ b/grub-core/lib/posix_wrap/sys/types.h
@@ -32,6 +32,11 @@ typedef grub_uint16_t uint16_t;
 typedef grub_uint32_t uint32_t;
 typedef grub_uint64_t uint64_t;
 
+typedef grub_int8_t int8_t;
+typedef grub_int16_t int16_t;
+typedef grub_int32_t int32_t;
+typedef grub_int64_t int64_t;
+
 #ifdef GRUB_CPU_WORDS_BIGENDIAN
 #define WORDS_BIGENDIAN
 #else