--- psiconv/trunk/configure	1999/10/13 16:08:59	16
+++ psiconv/trunk/configure	1999/10/27 14:29:40	19
@@ -31,6 +31,10 @@
   --enable-ascii-docs     Enable generation of ASCII docs (default: off)"
 ac_help="$ac_help
   --enable-rtf-docs       Enable generation of RTF docs (default: off)"
+ac_help="$ac_help
+  --enable-compile-warnings=[no/minimum/yes]       Turn on compiler warnings."
+ac_help="$ac_help
+  --enable-iso-c          Try to warn if code is not ISO C "
 
 # Initialize some variables set by options.
 # The variables have the same names as the options, with
@@ -572,7 +576,7 @@
 # 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""... $ac_c" 1>&6
-echo "configure:576: checking for a BSD compatible install" >&5
+echo "configure:580: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -625,7 +629,7 @@
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 echo $ac_n "checking whether build environment is sane""... $ac_c" 1>&6
-echo "configure:629: checking whether build environment is sane" >&5
+echo "configure:633: checking whether build environment is sane" >&5
 # Just in case
 sleep 1
 echo timestamp > conftestfile
@@ -682,7 +686,7 @@
 test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:686: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:690: checking whether ${MAKE-make} sets \${MAKE}" >&5
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -728,7 +732,7 @@
 
 missing_dir=`cd $ac_aux_dir && pwd`
 echo $ac_n "checking for working aclocal""... $ac_c" 1>&6
-echo "configure:732: checking for working aclocal" >&5
+echo "configure:736: checking for working aclocal" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -741,7 +745,7 @@
 fi
 
 echo $ac_n "checking for working autoconf""... $ac_c" 1>&6
-echo "configure:745: checking for working autoconf" >&5
+echo "configure:749: checking for working autoconf" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -754,7 +758,7 @@
 fi
 
 echo $ac_n "checking for working automake""... $ac_c" 1>&6
-echo "configure:758: checking for working automake" >&5
+echo "configure:762: checking for working automake" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -767,7 +771,7 @@
 fi
 
 echo $ac_n "checking for working autoheader""... $ac_c" 1>&6
-echo "configure:771: checking for working autoheader" >&5
+echo "configure:775: checking for working autoheader" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -780,7 +784,7 @@
 fi
 
 echo $ac_n "checking for working makeinfo""... $ac_c" 1>&6
-echo "configure:784: checking for working makeinfo" >&5
+echo "configure:788: checking for working makeinfo" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -874,7 +878,7 @@
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:878: checking host system type" >&5
+echo "configure:882: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -895,7 +899,7 @@
 echo "$ac_t""$host" 1>&6
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:899: checking build system type" >&5
+echo "configure:903: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -915,7 +919,7 @@
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:919: checking for $ac_word" >&5
+echo "configure:923: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -945,7 +949,7 @@
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:949: checking for $ac_word" >&5
+echo "configure:953: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -975,7 +979,7 @@
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:979: checking for $ac_word" >&5
+echo "configure:983: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1026,7 +1030,7 @@
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1030: checking for $ac_word" >&5
+echo "configure:1034: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1058,7 +1062,7 @@
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:1062: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:1066: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -1069,12 +1073,12 @@
 
 cat > conftest.$ac_ext << EOF
 
-#line 1073 "configure"
+#line 1077 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:1078: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1082: \"$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
@@ -1100,12 +1104,12 @@
   { 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""... $ac_c" 1>&6
-echo "configure:1104: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1108: checking whether the C compiler ($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
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:1109: checking whether we are using GNU C" >&5
+echo "configure:1113: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1114,7 +1118,7 @@
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1118: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1122: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -1133,7 +1137,7 @@
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:1137: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1141: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1176,7 +1180,7 @@
 if test "$ac_cv_prog_gcc" = yes; then
   # Check if gcc -print-prog-name=ld gives a path.
   echo $ac_n "checking for ld used by GCC""... $ac_c" 1>&6
-echo "configure:1180: checking for ld used by GCC" >&5
+echo "configure:1184: checking for ld used by GCC" >&5
   ac_prog=`($CC -print-prog-name=ld) 2>&5`
   case "$ac_prog" in
     # Accept absolute paths.
@@ -1200,10 +1204,10 @@
   esac
 elif test "$with_gnu_ld" = yes; then
   echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
-echo "configure:1204: checking for GNU ld" >&5
+echo "configure:1208: checking for GNU ld" >&5
 else
   echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
-echo "configure:1207: checking for non-GNU ld" >&5
+echo "configure:1211: checking for non-GNU ld" >&5
 fi
 if eval "test \"`echo '$''{'ac_cv_path_LD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1239,7 +1243,7 @@
 test -z "$LD" && { echo "configure: error: no acceptable ld found in \$PATH" 1>&2; exit 1; }
 
 echo $ac_n "checking if the linker ($LD) is GNU ld""... $ac_c" 1>&6
-echo "configure:1243: checking if the linker ($LD) is GNU ld" >&5
+echo "configure:1247: checking if the linker ($LD) is GNU ld" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gnu_ld'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1255,7 +1259,7 @@
 
 
 echo $ac_n "checking for BSD-compatible nm""... $ac_c" 1>&6
-echo "configure:1259: checking for BSD-compatible nm" >&5
+echo "configure:1263: checking for BSD-compatible nm" >&5
 if eval "test \"`echo '$''{'ac_cv_path_NM'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1292,7 +1296,7 @@
 
 
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1296: checking whether ln -s works" >&5
+echo "configure:1300: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1336,8 +1340,8 @@
 case "$host" in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 1340 "configure"' > conftest.$ac_ext
-  if { (eval echo configure:1341: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  echo '#line 1344 "configure"' > conftest.$ac_ext
+  if { (eval echo configure:1345: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
     case "`/usr/bin/file conftest.o`" in
     *32-bit*)
       LD="${LD-ld} -32"
@@ -1358,19 +1362,19 @@
   SAVE_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -belf"
   echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
-echo "configure:1362: checking whether the C compiler needs -belf" >&5
+echo "configure:1366: checking whether the C compiler needs -belf" >&5
 if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1367 "configure"
+#line 1371 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:1374: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1378: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   lt_cv_cc_needs_belf=yes
 else
@@ -1482,7 +1486,7 @@
 
 if test x"$IMAGEMAGICK" != xno ; then
   echo $ac_n "checking for MagickWarning in -lMagick""... $ac_c" 1>&6
-echo "configure:1486: checking for MagickWarning in -lMagick" >&5
+echo "configure:1490: checking for MagickWarning in -lMagick" >&5
 ac_lib_var=`echo Magick'_'MagickWarning | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1490,7 +1494,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lMagick  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1494 "configure"
+#line 1498 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -1501,7 +1505,7 @@
 MagickWarning()
 ; return 0; }
 EOF
-if { (eval echo configure:1505: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1509: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1538,7 +1542,7 @@
 
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1542: checking how to run the C preprocessor" >&5
+echo "configure:1546: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -1553,13 +1557,13 @@
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1557 "configure"
+#line 1561 "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:1563: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1567: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1570,13 +1574,13 @@
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1574 "configure"
+#line 1578 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1580: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1584: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1587,13 +1591,13 @@
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 1591 "configure"
+#line 1595 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1597: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1601: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1618,12 +1622,12 @@
 echo "$ac_t""$CPP" 1>&6
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:1622: checking for ANSI C header files" >&5
+echo "configure:1626: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1627 "configure"
+#line 1631 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -1631,7 +1635,7 @@
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1635: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1639: \"$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*
@@ -1648,7 +1652,7 @@
 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 1652 "configure"
+#line 1656 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -1666,7 +1670,7 @@
 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 1670 "configure"
+#line 1674 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1687,7 +1691,7 @@
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 1691 "configure"
+#line 1695 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -1698,7 +1702,7 @@
 exit (0); }
 
 EOF
-if { (eval echo configure:1702: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1706: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -1725,17 +1729,17 @@
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1729: checking for $ac_hdr" >&5
+echo "configure:1733: 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 1734 "configure"
+#line 1738 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1739: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1743: \"$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*
@@ -1763,12 +1767,12 @@
 
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:1767: checking for working const" >&5
+echo "configure:1771: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1772 "configure"
+#line 1776 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -1817,7 +1821,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:1821: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1825: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -1838,12 +1842,12 @@
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:1842: checking for size_t" >&5
+echo "configure:1846: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1847 "configure"
+#line 1851 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1873,7 +1877,7 @@
 
 
 echo $ac_n "checking size of char""... $ac_c" 1>&6
-echo "configure:1877: checking size of char" >&5
+echo "configure:1881: checking size of char" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_char'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1881,7 +1885,7 @@
   ac_cv_sizeof_char=1
 else
   cat > conftest.$ac_ext <<EOF
-#line 1885 "configure"
+#line 1889 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1892,7 +1896,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:1896: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1900: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_char=`cat conftestval`
 else
@@ -1912,7 +1916,7 @@
 
 
 echo $ac_n "checking size of short""... $ac_c" 1>&6
-echo "configure:1916: checking size of short" >&5
+echo "configure:1920: checking size of short" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1920,7 +1924,7 @@
   ac_cv_sizeof_short=1
 else
   cat > conftest.$ac_ext <<EOF
-#line 1924 "configure"
+#line 1928 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1931,7 +1935,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:1935: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1939: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_short=`cat conftestval`
 else
@@ -1951,7 +1955,7 @@
 
 
 echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:1955: checking size of int" >&5
+echo "configure:1959: checking size of int" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1959,7 +1963,7 @@
   ac_cv_sizeof_int=2
 else
   cat > conftest.$ac_ext <<EOF
-#line 1963 "configure"
+#line 1967 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1970,7 +1974,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:1974: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1978: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_int=`cat conftestval`
 else
@@ -1990,7 +1994,7 @@
 
 
 echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:1994: checking size of long" >&5
+echo "configure:1998: checking size of long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1998,7 +2002,7 @@
   ac_cv_sizeof_long=4
 else
   cat > conftest.$ac_ext <<EOF
-#line 2002 "configure"
+#line 2006 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2009,7 +2013,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:2013: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2017: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long=`cat conftestval`
 else
@@ -2030,7 +2034,7 @@
 
 
 echo $ac_n "checking for an 8 bit integer type""... $ac_c" 1>&6
-echo "configure:2034: checking for an 8 bit integer type" >&5
+echo "configure:2038: checking for an 8 bit integer type" >&5
 if test $ac_cv_sizeof_char -ge 1 ; then
   INT_8_BIT=char
   echo "$ac_t""char" 1>&6
@@ -2048,7 +2052,7 @@
 fi
 
 echo $ac_n "checking for a 16 bit integer type""... $ac_c" 1>&6
-echo "configure:2052: checking for a 16 bit integer type" >&5
+echo "configure:2056: checking for a 16 bit integer type" >&5
 if test $ac_cv_sizeof_char -ge 2 ; then
   INT_16_BIT=char
   echo "$ac_t""char" 1>&6
@@ -2066,7 +2070,7 @@
 fi
 
 echo $ac_n "checking for a 32 bit integer type""... $ac_c" 1>&6
-echo "configure:2070: checking for a 32 bit integer type" >&5
+echo "configure:2074: checking for a 32 bit integer type" >&5
 if test $ac_cv_sizeof_char -ge 4 ; then
   INT_32_BIT=char
   echo "$ac_t""char" 1>&6
@@ -2088,12 +2092,12 @@
 
 
 echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:2092: checking for vprintf" >&5
+echo "configure:2096: checking for vprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2097 "configure"
+#line 2101 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vprintf(); below.  */
@@ -2116,7 +2120,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2120: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2124: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_vprintf=yes"
 else
@@ -2140,12 +2144,12 @@
 
 if test "$ac_cv_func_vprintf" != yes; then
 echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:2144: checking for _doprnt" >&5
+echo "configure:2148: checking for _doprnt" >&5
 if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2149 "configure"
+#line 2153 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _doprnt(); below.  */
@@ -2168,7 +2172,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2172: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2176: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func__doprnt=yes"
 else
@@ -2195,12 +2199,12 @@
 for ac_func in strdup
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2199: checking for $ac_func" >&5
+echo "configure:2203: 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 2204 "configure"
+#line 2208 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2223,7 +2227,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2227: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2231: \"$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
@@ -2250,12 +2254,12 @@
 for ac_func in strdup
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2254: checking for $ac_func" >&5
+echo "configure:2258: 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 2259 "configure"
+#line 2263 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2278,7 +2282,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2282: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2286: \"$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
@@ -2393,6 +2397,69 @@
   RTFDOCS_FALSE=
 fi
 
+# Check whether --enable-compile-warnings or --disable-compile-warnings was given.
+if test "${enable_compile_warnings+set}" = set; then
+  enableval="$enable_compile_warnings"
+  :
+else
+  enable_compile_warnings=minimum
+fi
+
+
+echo $ac_n "checking what warning flags to pass to the C compiler""... $ac_c" 1>&6
+echo "configure:2411: checking what warning flags to pass to the C compiler" >&5
+warnCFLAGS=
+if test "x$GCC" != xyes; then
+  enable_compile_warnings=no
+fi
+if test "x$enable_compile_warnings" != "xno"; then
+  if test "x$GCC" = "xyes"; then
+    case " $CFLAGS " in
+    *\ \	-Wall\ \	*) ;;
+    *) warnCFLAGS="-Wall -Wunused" ;;
+    esac
+
+    ## -W is not all that useful.  And it cannot be controlled
+    ## with individual -Wno-xxx flags, unlike -Wall
+    if test "x$enable_compile_warnings" = "xyes"; then
+      warnCFLAGS="$warnCFLAGS -Wmissing-prototypes -Wmissing-declarations -Wpointer-arith"
+    fi
+  fi
+fi
+echo "$ac_t""$warnCFLAGS" 1>&6
+
+# Check whether --enable-iso-c or --disable-iso-c was given.
+if test "${enable_iso_c+set}" = set; then
+  enableval="$enable_iso_c"
+  :
+else
+  enable_iso_c=no
+fi
+
+
+echo $ac_n "checking what language compliance flags to pass to the C compiler""... $ac_c" 1>&6
+echo "configure:2442: checking what language compliance flags to pass to the C compiler" >&5
+complCFLAGS=
+if test "x$enable_iso_c" != "xno"; then
+  if test "x$GCC" = "xyes"; then
+    case " $CFLAGS " in
+    *\ \	-ansi\ \	*) ;;
+    *) complCFLAGS="$complCFLAGS -ansi" ;;
+    esac
+
+    case " $CFLAGS " in
+    *\ \	-pedantic\ \	*) ;;
+    *) complCFLAGS="$complCFLAGS -pedantic" ;;
+    esac
+  fi
+fi
+echo "$ac_t""$complCFLAGS" 1>&6
+if test "x$cflags_set" != "xyes"; then
+  CFLAGS="$CFLAGS $warnCFLAGS $complCFLAGS"
+  cflags_set=yes
+  
+fi
+
 trap '' 1 2 15
 cat > confcache <<\EOF
 # This file is a shell script that caches the results of configure
@@ -2567,6 +2634,7 @@
 s%@ASCIIDOCS_FALSE@%$ASCIIDOCS_FALSE%g
 s%@RTFDOCS_TRUE@%$RTFDOCS_TRUE%g
 s%@RTFDOCS_FALSE@%$RTFDOCS_FALSE%g
+s%@cflags_set@%$cflags_set%g
 
 CEOF
 EOF