Index: libc/arch/amd64/include/types.h
===================================================================
--- libc/arch/amd64/include/types.h	(revision 7f9cd77fb126185e8d8eca5398cc3924bba0825f)
+++ libc/arch/amd64/include/types.h	(revision 390a6785ea4aaf73a4e68f73744671d047f1b0f0)
@@ -33,4 +33,5 @@
 typedef unsigned long size_t;
 typedef signed long ssize_t;
+typedef ssize_t off_t;
 
 typedef char int8_t;
Index: libc/arch/ia32/include/types.h
===================================================================
--- libc/arch/ia32/include/types.h	(revision 7f9cd77fb126185e8d8eca5398cc3924bba0825f)
+++ libc/arch/ia32/include/types.h	(revision 390a6785ea4aaf73a4e68f73744671d047f1b0f0)
@@ -33,4 +33,5 @@
 typedef unsigned int size_t;
 typedef signed int ssize_t;
+typedef ssize_t off_t;
 
 typedef char int8_t;
Index: libc/arch/ia64/include/types.h
===================================================================
--- libc/arch/ia64/include/types.h	(revision 7f9cd77fb126185e8d8eca5398cc3924bba0825f)
+++ libc/arch/ia64/include/types.h	(revision 390a6785ea4aaf73a4e68f73744671d047f1b0f0)
@@ -33,4 +33,5 @@
 typedef unsigned long size_t;
 typedef signed long ssize_t;
+typedef ssize_t off_t;
 
 typedef char int8_t;
Index: libc/arch/mips32/include/types.h
===================================================================
--- libc/arch/mips32/include/types.h	(revision 7f9cd77fb126185e8d8eca5398cc3924bba0825f)
+++ libc/arch/mips32/include/types.h	(revision 390a6785ea4aaf73a4e68f73744671d047f1b0f0)
@@ -33,4 +33,5 @@
 typedef unsigned int size_t;
 typedef signed int ssize_t;
+typedef ssize_t off_t;
 
 typedef char int8_t;
Index: libc/arch/ppc32/include/types.h
===================================================================
--- libc/arch/ppc32/include/types.h	(revision 7f9cd77fb126185e8d8eca5398cc3924bba0825f)
+++ libc/arch/ppc32/include/types.h	(revision 390a6785ea4aaf73a4e68f73744671d047f1b0f0)
@@ -33,4 +33,5 @@
 typedef unsigned int size_t;
 typedef signed int ssize_t;
+typedef ssize_t off_t;
 
 typedef char int8_t;
Index: libc/arch/ppc64/include/types.h
===================================================================
--- libc/arch/ppc64/include/types.h	(revision 7f9cd77fb126185e8d8eca5398cc3924bba0825f)
+++ libc/arch/ppc64/include/types.h	(revision 390a6785ea4aaf73a4e68f73744671d047f1b0f0)
@@ -33,4 +33,5 @@
 typedef unsigned long size_t;
 typedef signed long ssize_t;
+typedef ssize_t off_t;
 
 typedef char int8_t;