pnacl's newlib code contains function that can/should not be called

newlib-trunk/newlib/libc/Makefile.in

Index: newlib-trunk/newlib/libc/Makefile.in
===================================================================
--- a/newlib-trunk/newlib/libc/Makefile.in
+++ b/newlib-trunk/newlib/libc/Makefile.in
@@ -160,9 +160,9 @@
 	$(RECURSIVE_CLEAN_TARGETS:-recursive=) tags TAGS ctags CTAGS
 ETAGS = etags
 CTAGS = ctags
-DIST_SUBDIRS = argz stdlib ctype search stdio stdio64 string signal \
-	time locale sys reent @extra_dir@ errno misc machine unix \
-	posix syscalls iconv .
+DIST_SUBDIRS = argz stdlib ctype search stdio stdio64 string time \
+	locale sys reent @extra_dir@ errno misc machine unix posix \
+	syscalls iconv .
 ACLOCAL = @ACLOCAL@
 AMTAR = @AMTAR@
 AR = @AR@
@@ -233,6 +233,7 @@
 PACKAGE_NAME = @PACKAGE_NAME@
 PACKAGE_STRING = @PACKAGE_STRING@
 PACKAGE_TARNAME = @PACKAGE_TARNAME@
+PACKAGE_URL = @PACKAGE_URL@
 PACKAGE_VERSION = @PACKAGE_VERSION@
 PATH_SEPARATOR = @PATH_SEPARATOR@
 RANLIB = @RANLIB@
@@ -305,7 +306,9 @@
 top_srcdir = @top_srcdir@
 AUTOMAKE_OPTIONS = cygnus
 @HAVE_POSIX_DIR_TRUE@POSIX_SUBDIR = posix
-@HAVE_SIGNAL_DIR_TRUE@SIGNAL_SUBDIR = signal
+
+# @LOCALMOD: pnacl does not use signal
+# SIGNAL_SUBDIR = signal
 @HAVE_SYSCALL_DIR_TRUE@SYSCALLS_SUBDIR = syscalls
 @HAVE_UNIX_DIR_TRUE@UNIX_SUBDIR = unix
 @HAVE_STDIO_DIR_TRUE@STDIO_SUBDIR = stdio