fix cross-compile on Cygwin hosts.

bug reported by M. Hofmann.

toolchain/eglibc/patches/eglibc-cross.patch

@@ -0,0 +1,92 @@
+diff -Nur eglibc-2.11.1.orig/libc/sunrpc/rpc/types.h eglibc-2.11.1/libc/sunrpc/rpc/types.h
+--- eglibc-2.11.1.orig/libc/sunrpc/rpc/types.h	2010-02-24 08:09:59.000000000 +0100
++++ eglibc-2.11.1/libc/sunrpc/rpc/types.h	2010-03-22 18:30:14.944408497 +0100
+@@ -68,6 +68,7 @@
+ #include <sys/types.h>
+ #endif
+ 
++#if !defined(_CROSS_RPCGEN_)
+ #ifndef __u_char_defined
+ typedef __u_char u_char;
+ typedef __u_short u_short;
+@@ -83,6 +84,7 @@
+ typedef __caddr_t caddr_t;
+ # define __daddr_t_defined
+ #endif
++#endif 
+ 
+ #include <sys/time.h>
+ #include <sys/param.h>
+diff -Nur eglibc-2.11.1.orig/libc/sunrpc/rpc_clntout.c eglibc-2.11.1/libc/sunrpc/rpc_clntout.c
+--- eglibc-2.11.1.orig/libc/sunrpc/rpc_clntout.c	2010-02-24 08:10:01.000000000 +0100
++++ eglibc-2.11.1/libc/sunrpc/rpc_clntout.c	2010-03-22 18:30:38.973160151 +0100
+@@ -31,7 +31,7 @@
+  */
+ #include <stdio.h>
+ #include <string.h>
+-#include <rpc/types.h>
++#include "rpc/types.h"
+ #include "rpc_parse.h"
+ #include "rpc_util.h"
+ #include "proto.h"
+diff -Nur eglibc-2.11.1.orig/libc/sunrpc/rpc_main.c eglibc-2.11.1/libc/sunrpc/rpc_main.c
+--- eglibc-2.11.1.orig/libc/sunrpc/rpc_main.c	2010-02-24 08:10:00.000000000 +0100
++++ eglibc-2.11.1/libc/sunrpc/rpc_main.c	2010-03-22 18:31:31.245661003 +0100
+@@ -37,7 +37,11 @@
+ #include <stdio.h>
+ #include <string.h>
+ #include <unistd.h>
++#ifdef _CROSS_RPCGEN_
++#define gettext(X) (X)
++#else
+ #include <libintl.h>
++#endif
+ #include <ctype.h>
+ #include <sys/types.h>
+ #include <sys/param.h>
+diff -Nur eglibc-2.11.1.orig/libc/sunrpc/rpc_scan.c eglibc-2.11.1/libc/sunrpc/rpc_scan.c
+--- eglibc-2.11.1.orig/libc/sunrpc/rpc_scan.c	2010-02-24 08:10:00.000000000 +0100
++++ eglibc-2.11.1/libc/sunrpc/rpc_scan.c	2010-03-22 18:31:16.146907097 +0100
+@@ -36,7 +36,11 @@
+ #include <stdio.h>
+ #include <ctype.h>
+ #include <string.h>
++#ifdef _CROSS_RPCGEN_
++#define gettext(X) (X)
++#else
+ #include <libintl.h>
++#endif
+ #include "rpc_scan.h"
+ #include "rpc_parse.h"
+ #include "rpc_util.h"
+diff -Nur eglibc-2.11.1.orig/libc/timezone/Makefile eglibc-2.11.1/libc/timezone/Makefile
+--- eglibc-2.11.1.orig/libc/timezone/Makefile	2010-02-24 08:09:02.000000000 +0100
++++ eglibc-2.11.1/libc/timezone/Makefile	2010-03-22 18:50:04.134408513 +0100
+@@ -69,10 +69,11 @@
+ 					 $(addprefix $(inst_zonedir)/, \
+ 						     $(posixrules-file)))
+ 
+-install-others = $(addprefix $(inst_zonedir)/,$(zonenames) \
+-					      $(zonenames:%=posix/%) \
+-					      $(zonenames:%=right/%)) \
+-		 $(installed-localtime-file) $(installed-posixrules-file)
++install-others =
++#install-others = $(addprefix $(inst_zonedir)/,$(zonenames) \
++#					      $(zonenames:%=posix/%) \
++#					      $(zonenames:%=right/%)) \
++#		 $(installed-localtime-file) $(installed-posixrules-file)
+ 
+ ifeq ($(have-ksh),yes)
+ install-others += $(inst_zonedir)/iso3166.tab $(inst_zonedir)/zone.tab
+@@ -181,8 +182,9 @@
+ $(objpfx)zic: $(addprefix $(objpfx), $(zic-objs))
+ 
+ $(addprefix $(objpfx)cross-,$(zic-objs)): $(objpfx)cross-%.o: %.c
+-	gcc $< -c $(OUTPUT_OPTION) $(CFLAGS-$*.c) $(CPPFLAGS-$*) \
+-		-DCROSS_ZIC $(compile-mkdep-flags)
++	gcc $< -c $(OUTPUT_OPTION) \
++		$(filter-out -DHAVE_GETTEXT,$(CFLAGS-$*.c)) \
++		$(CPPFLAGS-$*) -DCROSS_ZIC $(compile-mkdep-flags)
+ 
+ $(objpfx)cross-zic: $(addprefix $(objpfx)cross-,$(zic-objs))
+ 	gcc $(addprefix $(objpfx)cross-,$(zic-objs)) -o $@