# It thinks the first close brace ends the variable substitution.test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6echo "configure:867: checking how to run the C preprocessor" >&5# On Suns, sometimes $CPP names a directory.if test -n "$CPP" && test -d "$CPP"; then  CPP=fiif test -z "$CPP"; thenif eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else    # This must be in double quotes, not single quotes, because CPP may get  # substituted into the Makefile and "${CC-cc}" will confuse make.  CPP="${CC-cc} -E"  # On the NeXT, cc -E runs the code through the compiler's parser,  # not just through cpp.  cat > conftest.$ac_ext <<EOF#line 882 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:888: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then  :else  echo "$ac_err" >&5  echo "configure: failed program was:" >&5  cat conftest.$ac_ext >&5  rm -rf conftest*  CPP="${CC-cc} -E -traditional-cpp"  cat > conftest.$ac_ext <<EOF#line 899 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:905: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then  :else  echo "$ac_err" >&5  echo "configure: failed program was:" >&5  cat conftest.$ac_ext >&5  rm -rf conftest*  CPP="${CC-cc} -nologo -E"  cat > conftest.$ac_ext <<EOF#line 916 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:922: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then  :else  echo "$ac_err" >&5  echo "configure: failed program was:" >&5  cat conftest.$ac_ext >&5  rm -rf conftest*  CPP=/lib/cppfirm -f conftest*firm -f conftest*firm -f conftest*  ac_cv_prog_CPP="$CPP"fi  CPP="$ac_cv_prog_CPP"else  ac_cv_prog_CPP="$CPP"fiecho "$ac_t""$CPP" 1>&6echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6echo "configure:947: checking for ANSI C header files" >&5if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  cat > conftest.$ac_ext <<EOF#line 952 "configure"#include "confdefs.h"#include <stdlib.h>#include <stdarg.h>#include <string.h>#include <float.h>EOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:960: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then  rm -rf conftest*  ac_cv_header_stdc=yeselse  echo "$ac_err" >&5  echo "configure: failed program was:" >&5  cat conftest.$ac_ext >&5  rm -rf conftest*  ac_cv_header_stdc=nofirm -f conftest*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 977 "configure"#include "confdefs.h"#include <string.h>EOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 |  egrep "memchr" >/dev/null 2>&1; then  :else  rm -rf conftest*  ac_cv_header_stdc=nofirm -f conftest*fiif 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 995 "configure"#include "confdefs.h"#include <stdlib.h>EOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 |  egrep "free" >/dev/null 2>&1; then  :else  rm -rf conftest*  ac_cv_header_stdc=nofirm -f conftest*fiif test $ac_cv_header_stdc = yes; then  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.if test "$cross_compiling" = yes; then  :else  cat > conftest.$ac_ext <<EOF#line 1016 "configure"#include "confdefs.h"#include <ctype.h>#define ISLOWER(c) ('a' <= (c) && (c) <= 'z')#define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))int main () { int i; for (i = 0; i < 256; i++)if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);exit (0); }EOFif { (eval echo configure:1027: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/nullthen  :else  echo "configure: failed program was:" >&5  cat conftest.$ac_ext >&5  rm -fr conftest*  ac_cv_header_stdc=nofirm -fr conftest*fififiecho "$ac_t""$ac_cv_header_stdc" 1>&6if test $ac_cv_header_stdc = yes; then  cat >> confdefs.h <<\EOF#define STDC_HEADERS 1EOFfifor ac_hdr in fcntl.h sys/ioctl.h unistd.hdoac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6echo "configure:1054: checking for $ac_hdr" >&5if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  cat > conftest.$ac_ext <<EOF#line 1059 "configure"#include "confdefs.h"#include <$ac_hdr>EOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1064: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then  rm -rf conftest*  eval "ac_cv_header_$ac_safe=yes"else  echo "$ac_err" >&5  echo "configure: failed program was:" >&5  cat conftest.$ac_ext >&5  rm -rf conftest*  eval "ac_cv_header_$ac_safe=no"firm -f conftest*fiif eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then  echo "$ac_t""yes" 1>&6    ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`  cat >> confdefs.h <<EOF#define $ac_tr_hdr 1EOF else  echo "$ac_t""no" 1>&6fidoneecho $ac_n "checking for working const""... $ac_c" 1>&6echo "configure:1092: checking for working const" >&5if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  cat > conftest.$ac_ext <<EOF#line 1097 "configure"#include "confdefs.h"int main() {/* Ultrix mips cc rejects this.  */typedef int charset[2]; const charset x = {0,0};/* SunOS 4.1.1 cc rejects this.  */char const *const *ccp;char **p;/* NEC SVR4.0.2 mips cc rejects this.  */struct point {int x, y;};static struct point const zero = {0,0};/* AIX XL C 1.02.0.0 rejects this.   It does not let you subtract one const X* pointer from another in an arm   of an if-expression whose if-part is not a constant expression */const char *g = "string";ccp = &g + (g ? g-g : 0);/* HPUX 7.0 cc rejects these. */++ccp;p = (char**) ccp;ccp = (char const *const *) p;{ /* SCO 3.2v4 cc rejects this.  */  char *t;  char const *s = 0 ? (char *) 0 : (char const *) 0;  *t++ = 0;}{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this.  */  int x[] = {25, 17};  const int *foo = &x[0];  ++foo;}{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */  typedef const int *iptr;  iptr p = 0;  ++p;}{ /* AIX XL C 1.02.0.0 rejects this saying     "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */  struct s { int j; const int *ap[3]; };  struct s *b; b->j = 5;}{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */  const int foo = 10;}; return 0; }EOFif { (eval echo configure:1146: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then  rm -rf conftest*  ac_cv_c_const=yeselse  echo "configure: failed program was:" >&5  cat conftest.$ac_ext >&5  rm -rf conftest*  ac_cv_c_const=nofirm -f conftest*fiecho "$ac_t""$ac_cv_c_const" 1>&6if test $ac_cv_c_const = no; then  cat >> confdefs.h <<\EOF#define const EOFfiecho $ac_n "checking for st_rdev in struct stat""... $ac_c" 1>&6echo "configure:1167: checking for st_rdev in struct stat" >&5if eval "test \"`echo '$''{'ac_cv_struct_st_rdev'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  cat > conftest.$ac_ext <<EOF#line 1172 "configure"#include "confdefs.h"#include <sys/types.h>#include <sys/stat.h>int main() {struct stat s; s.st_rdev;; return 0; }EOFif { (eval echo configure:1180: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then  rm -rf conftest*  ac_cv_struct_st_rdev=yeselse  echo "configure: failed program was:" >&5  cat conftest.$ac_ext >&5  rm -rf conftest*  ac_cv_struct_st_rdev=nofirm -f conftest*fiecho "$ac_t""$ac_cv_struct_st_rdev" 1>&6if test $ac_cv_struct_st_rdev = yes; then  cat >> confdefs.h <<\EOF#define HAVE_ST_RDEV 1EOFfiif test $ac_cv_prog_gcc = yes; then    echo $ac_n "checking whether ${CC-cc} needs -traditional""... $ac_c" 1>&6echo "configure:1203: checking whether ${CC-cc} needs -traditional" >&5if eval "test \"`echo '$''{'ac_cv_prog_gcc_traditional'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else    ac_pattern="Autoconf.*'x'"  cat > conftest.$ac_ext <<EOF#line 1209 "configure"#include "confdefs.h"#include <sgtty.h>Autoconf TIOCGETPEOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 |  egrep "$ac_pattern" >/dev/null 2>&1; then  rm -rf conftest*  ac_cv_prog_gcc_traditional=yeselse  rm -rf conftest*  ac_cv_prog_gcc_traditional=nofirm -f conftest*  if test $ac_cv_prog_gcc_traditional = no; then    cat > conftest.$ac_ext <<EOF#line 1227 "configure"#include "confdefs.h"#include <termio.h>Autoconf TCGETAEOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 |  egrep "$ac_pattern" >/dev/null 2>&1; then  rm -rf conftest*  ac_cv_prog_gcc_traditional=yesfirm -f conftest*  fifiecho "$ac_t""$ac_cv_prog_gcc_traditional" 1>&6  if test $ac_cv_prog_gcc_traditional = yes; then    CC="$CC -traditional"  fifiecho $ac_n "checking return type of signal handlers""... $ac_c" 1>&6echo "configure:1249: checking return type of signal handlers" >&5if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  cat > conftest.$ac_ext <<EOF#line 1254 "configure"#include "confdefs.h"#include <sys/types.h>#include <signal.h>#ifdef signal#undef signal#endif#ifdef __cplusplusextern "C" void (*signal (int, void (*)(int)))(int);#elsevoid (*signal ()) ();#endifint main() {int i;; return 0; }EOFif { (eval echo configure:1271: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then  rm -rf conftest*  ac_cv_type_signal=voidelse  echo "configure: failed program was:" >&5  cat conftest.$ac_ext >&5  rm -rf conftest*  ac_cv_type_signal=intfirm -f conftest*fiecho "$ac_t""$ac_cv_type_signal" 1>&6cat >> confdefs.h <<EOF#define RETSIGTYPE $ac_cv_type_signal