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

newlib-trunk/newlib/libc/posix/Makefile.in

Index: newlib-trunk/newlib/libc/posix/Makefile.in
===================================================================
--- a/newlib-trunk/newlib/libc/posix/Makefile.in
+++ b/newlib-trunk/newlib/libc/posix/Makefile.in
@@ -57,20 +57,17 @@
 lib_a_LIBADD =
 am__objects_1 = lib_a-closedir.$(OBJEXT) lib_a-collate.$(OBJEXT) \
 	lib_a-collcmp.$(OBJEXT) lib_a-creat.$(OBJEXT) \
-	lib_a-fnmatch.$(OBJEXT) lib_a-glob.$(OBJEXT) \
+	lib_a-fnmatch.$(OBJEXT) \
 	lib_a-_isatty.$(OBJEXT) lib_a-isatty.$(OBJEXT) \
 	lib_a-opendir.$(OBJEXT) lib_a-readdir.$(OBJEXT) \
 	lib_a-readdir_r.$(OBJEXT) lib_a-regcomp.$(OBJEXT) \
-	lib_a-regerror.$(OBJEXT) lib_a-regexec.$(OBJEXT) \
+	lib_a-regerror.$(OBJEXT) \
 	lib_a-regfree.$(OBJEXT) lib_a-rewinddir.$(OBJEXT) \
 	lib_a-sleep.$(OBJEXT) lib_a-usleep.$(OBJEXT) \
 	lib_a-telldir.$(OBJEXT)
 am__objects_2 = lib_a-scandir.$(OBJEXT) lib_a-seekdir.$(OBJEXT)
-am__objects_3 = lib_a-execl.$(OBJEXT) lib_a-execle.$(OBJEXT) \
-	lib_a-execlp.$(OBJEXT) lib_a-execv.$(OBJEXT) \
-	lib_a-execve.$(OBJEXT) lib_a-execvp.$(OBJEXT) \
-	lib_a-wordexp.$(OBJEXT) lib_a-wordfree.$(OBJEXT)
-am__objects_4 = lib_a-popen.$(OBJEXT)
+am__objects_3 =
+am__objects_4 = 
 @ELIX_LEVEL_1_FALSE@@ELIX_LEVEL_2_FALSE@@ELIX_LEVEL_3_FALSE@am__objects_5 = $(am__objects_2) \
 @ELIX_LEVEL_1_FALSE@@ELIX_LEVEL_2_FALSE@@ELIX_LEVEL_3_FALSE@	$(am__objects_3) \
 @ELIX_LEVEL_1_FALSE@@ELIX_LEVEL_2_FALSE@@ELIX_LEVEL_3_FALSE@	$(am__objects_4)
@@ -84,13 +81,12 @@
 LTLIBRARIES = $(noinst_LTLIBRARIES)
 libposix_la_LIBADD =
 am__objects_6 = closedir.lo collate.lo collcmp.lo creat.lo fnmatch.lo \
-	glob.lo _isatty.lo isatty.lo opendir.lo readdir.lo \
+	 _isatty.lo isatty.lo opendir.lo readdir.lo \
 	readdir_r.lo regcomp.lo regerror.lo regexec.lo regfree.lo \
 	rewinddir.lo sleep.lo usleep.lo telldir.lo
 am__objects_7 = scandir.lo seekdir.lo
-am__objects_8 = execl.lo execle.lo execlp.lo execv.lo execve.lo \
-	execvp.lo wordexp.lo wordfree.lo
-am__objects_9 = popen.lo
+am__objects_8 = 
+am__objects_9 = 
 @ELIX_LEVEL_1_FALSE@@ELIX_LEVEL_2_FALSE@@ELIX_LEVEL_3_FALSE@am__objects_10 = $(am__objects_7) \
 @ELIX_LEVEL_1_FALSE@@ELIX_LEVEL_2_FALSE@@ELIX_LEVEL_3_FALSE@	$(am__objects_8) \
 @ELIX_LEVEL_1_FALSE@@ELIX_LEVEL_2_FALSE@@ELIX_LEVEL_3_FALSE@	$(am__objects_9)
@@ -265,7 +261,7 @@
 INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
 GENERAL_SOURCES = \
 	closedir.c collate.c collcmp.c creat.c \
-	fnmatch.c glob.c _isatty.c isatty.c \
+	fnmatch.c  _isatty.c isatty.c \
 	opendir.c readdir.c readdir_r.c \
 	regcomp.c regerror.c regexec.c regfree.c \
 	rewinddir.c sleep.c usleep.c \
@@ -274,12 +270,9 @@
 ELIX_2_SOURCES = \
         scandir.c seekdir.c
 
-ELIX_3_SOURCES = \
-	execl.c execle.c execlp.c execv.c \
-	execve.c execvp.c wordexp.c wordfree.c
+ELIX_3_SOURCES =
 
-ELIX_4_SOURCES = \
-	popen.c 
+ELIX_4_SOURCES = 
 
 @ELIX_LEVEL_1_FALSE@@ELIX_LEVEL_2_FALSE@@ELIX_LEVEL_3_FALSE@ELIX_SOURCES = $(ELIX_2_SOURCES) $(ELIX_3_SOURCES) $(ELIX_4_SOURCES)
 @ELIX_LEVEL_1_FALSE@@ELIX_LEVEL_2_FALSE@@ELIX_LEVEL_3_TRUE@ELIX_SOURCES = $(ELIX_2_SOURCES) $(ELIX_3_SOURCES)
@@ -293,8 +286,7 @@
 @USE_LIBTOOL_FALSE@noinst_LIBRARIES = lib.a
 @USE_LIBTOOL_FALSE@lib_a_SOURCES = $(GENERAL_SOURCES) $(ELIX_SOURCES)
 @USE_LIBTOOL_FALSE@lib_a_CFLAGS = $(AM_CFLAGS)
-CHEWOUT_FILES = \
-	popen.def
+CHEWOUT_FILES = 
 
 SUFFIXES = .def
 CHEW = ../../doc/makedoc -f $(srcdir)/../../doc/doc.str