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-rw-r--r--recipes/obsolete/gdb/files/libiberty-cross.patch630
1 files changed, 630 insertions, 0 deletions
diff --git a/recipes/obsolete/gdb/files/libiberty-cross.patch b/recipes/obsolete/gdb/files/libiberty-cross.patch
new file mode 100644
index 0000000000..0d1897f9e0
--- /dev/null
+++ b/recipes/obsolete/gdb/files/libiberty-cross.patch
@@ -0,0 +1,630 @@
+--- libiberty/configure.in.old 2004-03-31 21:25:25.000000000 +0100
++++ libiberty/configure.in 2004-03-31 21:18:02.000000000 +0100
+@@ -100,6 +100,7 @@
+ AC_CHECK_TOOL(RANLIB, ranlib, :)
+
+ LIB_AC_PROG_CC
++AC_PROG_CC_WORKS
+
+ AC_PROG_CC_C_O
+ # autoconf is lame and doesn't give us any substitution variable for this.
+@@ -402,7 +403,6 @@
+
+ # We haven't set the list of objects yet. Use the standard autoconf
+ # tests. This will only work if the compiler works.
+- AC_PROG_CC_WORKS
+ AC_REPLACE_FUNCS($funcs)
+ libiberty_AC_FUNC_C_ALLOCA
+ AC_FUNC_VFORK
+
+--- libiberty/configure.old 2003-06-19 21:05:35.000000000 +0100
++++ libiberty/configure 2004-03-31 21:35:12.000000000 +0100
+@@ -1000,13 +1000,60 @@
+ fi
+
+
++echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
++echo "configure:1005: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
++
++ac_ext=c
++# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
++ac_cpp='$CPP $CPPFLAGS'
++ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
++ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
++cross_compiling=$ac_cv_prog_cc_cross
++
++cat > conftest.$ac_ext << EOF
++
++#line 1016 "configure"
++#include "confdefs.h"
++
++main(){return(0);}
++EOF
++if { (eval echo configure:1021: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
++ ac_cv_prog_cc_works=yes
++ # If we can't run a trivial program, we are probably using a cross compiler.
++ if (./conftest; exit) 2>/dev/null; then
++ ac_cv_prog_cc_cross=no
++ else
++ ac_cv_prog_cc_cross=yes
++ fi
++else
++ echo "configure: failed program was:" >&5
++ cat conftest.$ac_ext >&5
++ ac_cv_prog_cc_works=no
++fi
++rm -fr conftest*
++ac_ext=c
++# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
++ac_cpp='$CPP $CPPFLAGS'
++ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
++ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
++cross_compiling=$ac_cv_prog_cc_cross
++
++echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
++if test $ac_cv_prog_cc_works = no; then
++ { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
++fi
++echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
++echo "configure:1047: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
++echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
++cross_compiling=$ac_cv_prog_cc_cross
++
+
+ if test "x$CC" != xcc; then
+ echo $ac_n "checking whether $CC and cc understand -c and -o together""... $ac_c" 1>&6
+-echo "configure:1007: checking whether $CC and cc understand -c and -o together" >&5
++echo "configure:1054: checking whether $CC and cc understand -c and -o together" >&5
+ else
+ echo $ac_n "checking whether cc understands -c and -o together""... $ac_c" 1>&6
+-echo "configure:1010: checking whether cc understands -c and -o together" >&5
++echo "configure:1057: checking whether cc understands -c and -o together" >&5
+ fi
+ set dummy $CC; ac_cc="`echo $2 |
+ sed -e 's/[^a-zA-Z0-9_]/_/g' -e 's/^[0-9]/_/'`"
+@@ -1018,16 +1065,16 @@
+ # We do the test twice because some compilers refuse to overwrite an
+ # existing .o file with -o, though they will create one.
+ ac_try='${CC-cc} -c conftest.c -o conftest.o 1>&5'
+-if { (eval echo configure:1022: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } &&
+- test -f conftest.o && { (eval echo configure:1023: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; };
++if { (eval echo configure:1069: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } &&
++ test -f conftest.o && { (eval echo configure:1070: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; };
+ then
+ eval ac_cv_prog_cc_${ac_cc}_c_o=yes
+ if test "x$CC" != xcc; then
+ # Test first that cc exists at all.
+- if { ac_try='cc -c conftest.c 1>&5'; { (eval echo configure:1028: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
++ if { ac_try='cc -c conftest.c 1>&5'; { (eval echo configure:1075: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+ ac_try='cc -c conftest.c -o conftest.o 1>&5'
+- if { (eval echo configure:1030: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } &&
+- test -f conftest.o && { (eval echo configure:1031: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; };
++ if { (eval echo configure:1077: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } &&
++ test -f conftest.o && { (eval echo configure:1078: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; };
+ then
+ # cc works too.
+ :
+@@ -1063,7 +1110,7 @@
+
+
+ echo $ac_n "checking for POSIXized ISC""... $ac_c" 1>&6
+-echo "configure:1067: checking for POSIXized ISC" >&5
++echo "configure:1114: checking for POSIXized ISC" >&5
+ if test -d /etc/conf/kconfig.d &&
+ grep _POSIX_VERSION /usr/include/sys/unistd.h >/dev/null 2>&1
+ then
+@@ -1084,12 +1131,12 @@
+ fi
+
+ echo $ac_n "checking for working const""... $ac_c" 1>&6
+-echo "configure:1088: checking for working const" >&5
++echo "configure:1135: checking for working const" >&5
+ if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1093 "configure"
++#line 1140 "configure"
+ #include "confdefs.h"
+
+ int main() {
+@@ -1138,7 +1185,7 @@
+
+ ; return 0; }
+ EOF
+-if { (eval echo configure:1142: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
++if { (eval echo configure:1189: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ ac_cv_c_const=yes
+ else
+@@ -1159,21 +1206,21 @@
+ fi
+
+ echo $ac_n "checking for inline""... $ac_c" 1>&6
+-echo "configure:1163: checking for inline" >&5
++echo "configure:1210: checking for inline" >&5
+ if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ ac_cv_c_inline=no
+ for ac_kw in inline __inline__ __inline; do
+ cat > conftest.$ac_ext <<EOF
+-#line 1170 "configure"
++#line 1217 "configure"
+ #include "confdefs.h"
+
+ int main() {
+ } $ac_kw foo() {
+ ; return 0; }
+ EOF
+-if { (eval echo configure:1177: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
++if { (eval echo configure:1224: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ ac_cv_c_inline=$ac_kw; break
+ else
+@@ -1199,14 +1246,14 @@
+ esac
+
+ echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
+-echo "configure:1203: checking whether byte ordering is bigendian" >&5
++echo "configure:1250: checking whether byte ordering is bigendian" >&5
+ if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ ac_cv_c_bigendian=unknown
+ # See if sys/param.h defines the BYTE_ORDER macro.
+ cat > conftest.$ac_ext <<EOF
+-#line 1210 "configure"
++#line 1257 "configure"
+ #include "confdefs.h"
+ #include <sys/types.h>
+ #include <sys/param.h>
+@@ -1217,11 +1264,11 @@
+ #endif
+ ; return 0; }
+ EOF
+-if { (eval echo configure:1221: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
++if { (eval echo configure:1268: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ # It does; now see whether it defined to BIG_ENDIAN or not.
+ cat > conftest.$ac_ext <<EOF
+-#line 1225 "configure"
++#line 1272 "configure"
+ #include "confdefs.h"
+ #include <sys/types.h>
+ #include <sys/param.h>
+@@ -1232,7 +1279,7 @@
+ #endif
+ ; return 0; }
+ EOF
+-if { (eval echo configure:1236: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
++if { (eval echo configure:1283: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ ac_cv_c_bigendian=yes
+ else
+@@ -1252,7 +1299,7 @@
+ echo $ac_n "cross-compiling... " 2>&6
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1256 "configure"
++#line 1303 "configure"
+ #include "confdefs.h"
+ main () {
+ /* Are we little or big endian? From Harbison&Steele. */
+@@ -1265,7 +1312,7 @@
+ exit (u.c[sizeof (long) - 1] == 1);
+ }
+ EOF
+-if { (eval echo configure:1269: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
++if { (eval echo configure:1316: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+ then
+ ac_cv_c_bigendian=no
+ else
+@@ -1283,7 +1330,7 @@
+ echo "$ac_t""$ac_cv_c_bigendian" 1>&6
+ if test $ac_cv_c_bigendian = unknown; then
+ echo $ac_n "checking to probe for byte ordering""... $ac_c" 1>&6
+-echo "configure:1287: checking to probe for byte ordering" >&5
++echo "configure:1334: checking to probe for byte ordering" >&5
+
+ cat >conftest.c <<EOF
+ short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
+@@ -1352,7 +1399,7 @@
+ # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
+ # ./install, which can be erroneously created by make from ./install.sh.
+ echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
+-echo "configure:1356: checking for a BSD compatible install" >&5
++echo "configure:1403: checking for a BSD compatible install" >&5
+ if test -z "$INSTALL"; then
+ if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+@@ -1413,7 +1460,7 @@
+ # able to link anything, it had better be able to at least compile
+ # something.
+ echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
+-echo "configure:1417: checking how to run the C preprocessor" >&5
++echo "configure:1464: checking how to run the C preprocessor" >&5
+ # On Suns, sometimes $CPP names a directory.
+ if test -n "$CPP" && test -d "$CPP"; then
+ CPP=
+@@ -1428,13 +1475,13 @@
+ # On the NeXT, cc -E runs the code through the compiler's parser,
+ # not just through cpp.
+ cat > conftest.$ac_ext <<EOF
+-#line 1432 "configure"
++#line 1479 "configure"
+ #include "confdefs.h"
+ #include <assert.h>
+ Syntax Error
+ EOF
+ ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+-{ (eval echo configure:1438: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
++{ (eval echo configure:1485: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+ if test -z "$ac_err"; then
+ :
+@@ -1445,13 +1492,13 @@
+ rm -rf conftest*
+ CPP="${CC-cc} -E -traditional-cpp"
+ cat > conftest.$ac_ext <<EOF
+-#line 1449 "configure"
++#line 1496 "configure"
+ #include "confdefs.h"
+ #include <assert.h>
+ Syntax Error
+ EOF
+ ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+-{ (eval echo configure:1455: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
++{ (eval echo configure:1502: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+ if test -z "$ac_err"; then
+ :
+@@ -1462,13 +1509,13 @@
+ rm -rf conftest*
+ CPP="${CC-cc} -nologo -E"
+ cat > conftest.$ac_ext <<EOF
+-#line 1466 "configure"
++#line 1513 "configure"
+ #include "confdefs.h"
+ #include <assert.h>
+ Syntax Error
+ EOF
+ ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+-{ (eval echo configure:1472: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
++{ (eval echo configure:1519: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+ if test -z "$ac_err"; then
+ :
+@@ -1496,17 +1543,17 @@
+ do
+ ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+ echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+-echo "configure:1500: checking for $ac_hdr" >&5
++echo "configure:1547: checking for $ac_hdr" >&5
+ if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1505 "configure"
++#line 1552 "configure"
+ #include "confdefs.h"
+ #include <$ac_hdr>
+ EOF
+ ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+-{ (eval echo configure:1510: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
++{ (eval echo configure:1557: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+ if test -z "$ac_err"; then
+ rm -rf conftest*
+@@ -1533,12 +1580,12 @@
+ done
+
+ echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
+-echo "configure:1537: checking for sys/wait.h that is POSIX.1 compatible" >&5
++echo "configure:1584: checking for sys/wait.h that is POSIX.1 compatible" >&5
+ if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1542 "configure"
++#line 1589 "configure"
+ #include "confdefs.h"
+ #include <sys/types.h>
+ #include <sys/wait.h>
+@@ -1554,7 +1601,7 @@
+ s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
+ ; return 0; }
+ EOF
+-if { (eval echo configure:1558: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
++if { (eval echo configure:1605: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ ac_cv_header_sys_wait_h=yes
+ else
+@@ -1575,12 +1622,12 @@
+ fi
+
+ echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
+-echo "configure:1579: checking whether time.h and sys/time.h may both be included" >&5
++echo "configure:1626: checking whether time.h and sys/time.h may both be included" >&5
+ if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1584 "configure"
++#line 1631 "configure"
+ #include "confdefs.h"
+ #include <sys/types.h>
+ #include <sys/time.h>
+@@ -1589,7 +1636,7 @@
+ struct tm *tp;
+ ; return 0; }
+ EOF
+-if { (eval echo configure:1593: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
++if { (eval echo configure:1640: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ ac_cv_header_time=yes
+ else
+@@ -1611,19 +1658,19 @@
+
+
+ echo $ac_n "checking whether errno must be declared""... $ac_c" 1>&6
+-echo "configure:1615: checking whether errno must be declared" >&5
++echo "configure:1662: checking whether errno must be declared" >&5
+ if eval "test \"`echo '$''{'libiberty_cv_declare_errno'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1620 "configure"
++#line 1667 "configure"
+ #include "confdefs.h"
+ #include <errno.h>
+ int main() {
+ int x = errno;
+ ; return 0; }
+ EOF
+-if { (eval echo configure:1627: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
++if { (eval echo configure:1674: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ libiberty_cv_declare_errno=no
+ else
+@@ -1645,12 +1692,12 @@
+
+
+ echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
+-echo "configure:1649: checking for ANSI C header files" >&5
++echo "configure:1696: checking for ANSI C header files" >&5
+ if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1654 "configure"
++#line 1701 "configure"
+ #include "confdefs.h"
+ #include <stdlib.h>
+ #include <stdarg.h>
+@@ -1658,7 +1705,7 @@
+ #include <float.h>
+ EOF
+ ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+-{ (eval echo configure:1662: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
++{ (eval echo configure:1709: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+ if test -z "$ac_err"; then
+ rm -rf conftest*
+@@ -1675,7 +1722,7 @@
+ if test $ac_cv_header_stdc = yes; then
+ # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
+ cat > conftest.$ac_ext <<EOF
+-#line 1679 "configure"
++#line 1726 "configure"
+ #include "confdefs.h"
+ #include <string.h>
+ EOF
+@@ -1693,7 +1740,7 @@
+ if test $ac_cv_header_stdc = yes; then
+ # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
+ cat > conftest.$ac_ext <<EOF
+-#line 1697 "configure"
++#line 1744 "configure"
+ #include "confdefs.h"
+ #include <stdlib.h>
+ EOF
+@@ -1714,7 +1761,7 @@
+ :
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1718 "configure"
++#line 1765 "configure"
+ #include "confdefs.h"
+ #include <ctype.h>
+ #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
+@@ -1725,7 +1772,7 @@
+ exit (0); }
+
+ EOF
+-if { (eval echo configure:1729: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
++if { (eval echo configure:1776: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+ then
+ :
+ else
+@@ -1749,12 +1796,12 @@
+ fi
+
+ echo $ac_n "checking for uintptr_t""... $ac_c" 1>&6
+-echo "configure:1753: checking for uintptr_t" >&5
++echo "configure:1800: checking for uintptr_t" >&5
+ if eval "test \"`echo '$''{'ac_cv_type_uintptr_t'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1758 "configure"
++#line 1805 "configure"
+ #include "confdefs.h"
+ #include <sys/types.h>
+ #if STDC_HEADERS
+@@ -1790,12 +1837,12 @@
+
+
+ echo $ac_n "checking for pid_t""... $ac_c" 1>&6
+-echo "configure:1794: checking for pid_t" >&5
++echo "configure:1841: checking for pid_t" >&5
+ if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1799 "configure"
++#line 1846 "configure"
+ #include "confdefs.h"
+ #include <sys/types.h>
+ #if STDC_HEADERS
+@@ -1895,12 +1942,12 @@
+ realpath canonicalize_file_name
+ do
+ echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+-echo "configure:1899: checking for $ac_func" >&5
++echo "configure:1946: checking for $ac_func" >&5
+ if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 1904 "configure"
++#line 1951 "configure"
+ #include "confdefs.h"
+ /* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char $ac_func(); below. */
+@@ -1923,7 +1970,7 @@
+
+ ; return 0; }
+ EOF
+-if { (eval echo configure:1927: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
++if { (eval echo configure:1974: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=yes"
+ else
+@@ -2152,53 +2199,6 @@
+
+ # We haven't set the list of objects yet. Use the standard autoconf
+ # tests. This will only work if the compiler works.
+- echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
+-echo "configure:2157: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+-
+-ac_ext=c
+-# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+-ac_cpp='$CPP $CPPFLAGS'
+-ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+-ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+-cross_compiling=$ac_cv_prog_cc_cross
+-
+-cat > conftest.$ac_ext << EOF
+-
+-#line 2168 "configure"
+-#include "confdefs.h"
+-
+-main(){return(0);}
+-EOF
+-if { (eval echo configure:2173: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+- ac_cv_prog_cc_works=yes
+- # If we can't run a trivial program, we are probably using a cross compiler.
+- if (./conftest; exit) 2>/dev/null; then
+- ac_cv_prog_cc_cross=no
+- else
+- ac_cv_prog_cc_cross=yes
+- fi
+-else
+- echo "configure: failed program was:" >&5
+- cat conftest.$ac_ext >&5
+- ac_cv_prog_cc_works=no
+-fi
+-rm -fr conftest*
+-ac_ext=c
+-# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+-ac_cpp='$CPP $CPPFLAGS'
+-ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+-ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+-cross_compiling=$ac_cv_prog_cc_cross
+-
+-echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
+-if test $ac_cv_prog_cc_works = no; then
+- { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
+-fi
+-echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
+-echo "configure:2199: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+-echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
+-cross_compiling=$ac_cv_prog_cc_cross
+-
+ for ac_func in $funcs
+ do
+ echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+@@ -2900,7 +2900,7 @@
+ esac
+
+
+-for ac_hdr in stdlib.h unistd.h sys/stat.h sys/types.h
++for ac_hdr in unistd.h
+ do
+ ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+ echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+@@ -3032,24 +3032,11 @@
+ #include <fcntl.h>
+ #include <sys/mman.h>
+
+-#if HAVE_SYS_TYPES_H
+-# include <sys/types.h>
+-#endif
+-
+-#if HAVE_STDLIB_H
+-# include <stdlib.h>
+-#endif
+-
+-#if HAVE_SYS_STAT_H
+-# include <sys/stat.h>
+-#endif
+-
+-#if HAVE_UNISTD_H
+-# include <unistd.h>
+-#endif
+-
+ /* This mess was copied from the GNU getpagesize.h. */
+ #ifndef HAVE_GETPAGESIZE
++# ifdef HAVE_UNISTD_H
++# include <unistd.h>
++# endif
+
+ /* Assume that all systems that can run configure have sys/param.h. */
+ # ifndef HAVE_SYS_PARAM_H
+@@ -3157,7 +3144,7 @@
+ }
+
+ EOF
+-if { (eval echo configure:3161: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
++if { (eval echo configure:3148: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+ then
+ ac_cv_func_mmap_fixed_mapped=yes
+ else
+@@ -3181,7 +3168,7 @@
+
+
+ echo $ac_n "checking for working strncmp""... $ac_c" 1>&6
+-echo "configure:3185: checking for working strncmp" >&5
++echo "configure:3172: checking for working strncmp" >&5
+ if eval "test \"`echo '$''{'ac_cv_func_strncmp_works'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+ else
+@@ -3189,7 +3176,7 @@
+ ac_cv_func_strncmp_works=no
+ else
+ cat > conftest.$ac_ext <<EOF
+-#line 3193 "configure"
++#line 3180 "configure"
+ #include "confdefs.h"
+
+ /* Test by Jim Wilson and Kaveh Ghazi.
+@@ -3253,7 +3240,7 @@
+ }
+
+ EOF
+-if { (eval echo configure:3257: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
++if { (eval echo configure:3244: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+ then
+ ac_cv_func_strncmp_works=yes
+ else