- configure tests for finite()/fpclass(), fixes BSD compile
- winapi_check updates, fix errno in more math calls

diff --git a/configure b/configure
index a6ad753..ff94c2c 100755
--- a/configure
+++ b/configure
@@ -5369,6 +5369,8 @@
 	__libc_fork \
 	_lwp_create \
 	clone \
+	finite \
+	fpclass \
 	getnetbyaddr \
 	getnetbyname \
 	getpagesize \
@@ -5397,12 +5399,12 @@
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5401: checking for $ac_func" >&5
+echo "configure:5403: 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 5406 "configure"
+#line 5408 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5425,7 +5427,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:5429: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5431: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5503,17 +5505,17 @@
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:5507: checking for $ac_hdr" >&5
+echo "configure:5509: 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 5512 "configure"
+#line 5514 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5517: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5519: \"$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*
@@ -5540,12 +5542,12 @@
 done
 
 echo $ac_n "checking whether stat file-mode macros are broken""... $ac_c" 1>&6
-echo "configure:5544: checking whether stat file-mode macros are broken" >&5
+echo "configure:5546: checking whether stat file-mode macros are broken" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stat_broken'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5549 "configure"
+#line 5551 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -5598,12 +5600,12 @@
 
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:5602: checking for working const" >&5
+echo "configure:5604: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5607 "configure"
+#line 5609 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -5652,7 +5654,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:5656: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5658: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -5673,21 +5675,21 @@
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:5677: checking for inline" >&5
+echo "configure:5679: checking for inline" >&5
 if eval "test \"`echo '$''{'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 5684 "configure"
+#line 5686 "configure"
 #include "confdefs.h"
 
 int main() {
 } int $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:5691: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5693: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -5713,12 +5715,12 @@
 esac
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:5717: checking for ANSI C header files" >&5
+echo "configure:5719: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5722 "configure"
+#line 5724 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -5726,7 +5728,7 @@
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5730: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5732: \"$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*
@@ -5743,7 +5745,7 @@
 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 5747 "configure"
+#line 5749 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -5761,7 +5763,7 @@
 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 5765 "configure"
+#line 5767 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -5782,7 +5784,7 @@
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 5786 "configure"
+#line 5788 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -5793,7 +5795,7 @@
 exit (0); }
 
 EOF
-if { (eval echo configure:5797: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5799: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -5817,12 +5819,12 @@
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:5821: checking for size_t" >&5
+echo "configure:5823: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5826 "configure"
+#line 5828 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -5850,7 +5852,7 @@
 fi
 
 echo $ac_n "checking size of long long""... $ac_c" 1>&6
-echo "configure:5854: checking size of long long" >&5
+echo "configure:5856: checking size of long long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5858,7 +5860,7 @@
   ac_cv_sizeof_long_long=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 5862 "configure"
+#line 5864 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -5869,7 +5871,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:5873: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5875: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long_long=`cat conftestval`
 else
@@ -5891,12 +5893,12 @@
 
    
 echo $ac_n "checking "whether we can use re-entrant gethostbyname_r Linux style"""... $ac_c" 1>&6
-echo "configure:5895: checking "whether we can use re-entrant gethostbyname_r Linux style"" >&5
+echo "configure:5897: checking "whether we can use re-entrant gethostbyname_r Linux style"" >&5
 if eval "test \"`echo '$''{'wine_cv_linux_gethostbyname_r_6'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5900 "configure"
+#line 5902 "configure"
 #include "confdefs.h"
 
 #include <netdb.h>
@@ -5917,7 +5919,7 @@
     
 ; return 0; }
 EOF
-if { (eval echo configure:5921: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5923: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wine_cv_linux_gethostbyname_r_6=yes
 else
@@ -5943,12 +5945,12 @@
 if test "$ac_cv_header_linux_joystick_h" = "yes"
 then
    echo $ac_n "checking "whether linux/joystick.h uses the Linux 2.2+ API"""... $ac_c" 1>&6
-echo "configure:5947: checking "whether linux/joystick.h uses the Linux 2.2+ API"" >&5
+echo "configure:5949: checking "whether linux/joystick.h uses the Linux 2.2+ API"" >&5
 if eval "test \"`echo '$''{'wine_cv_linux_joystick_22_api'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5952 "configure"
+#line 5954 "configure"
 #include "confdefs.h"
 
 	#include <sys/ioctl.h>
@@ -5963,7 +5965,7 @@
 /*empty*/
 ; return 0; }
 EOF
-if { (eval echo configure:5967: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5969: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wine_cv_linux_joystick_22_api=yes
 else
@@ -5990,12 +5992,12 @@
 if test "$ac_cv_header_sys_vfs_h" = "yes"
 then
     echo $ac_n "checking "whether sys/vfs.h defines statfs"""... $ac_c" 1>&6
-echo "configure:5994: checking "whether sys/vfs.h defines statfs"" >&5
+echo "configure:5996: checking "whether sys/vfs.h defines statfs"" >&5
 if eval "test \"`echo '$''{'wine_cv_sys_vfs_has_statfs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5999 "configure"
+#line 6001 "configure"
 #include "confdefs.h"
 
 	#include <sys/types.h>
@@ -6012,7 +6014,7 @@
 	
 ; return 0; }
 EOF
-if { (eval echo configure:6016: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6018: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wine_cv_sys_vfs_has_statfs=yes
 else
@@ -6039,12 +6041,12 @@
 if test "$ac_cv_header_sys_statfs_h" = "yes"
 then
     echo $ac_n "checking "whether sys/statfs.h defines statfs"""... $ac_c" 1>&6
-echo "configure:6043: checking "whether sys/statfs.h defines statfs"" >&5
+echo "configure:6045: checking "whether sys/statfs.h defines statfs"" >&5
 if eval "test \"`echo '$''{'wine_cv_sys_statfs_has_statfs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6048 "configure"
+#line 6050 "configure"
 #include "confdefs.h"
 
 	#include <sys/types.h>
@@ -6059,7 +6061,7 @@
 	
 ; return 0; }
 EOF
-if { (eval echo configure:6063: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6065: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wine_cv_sys_statfs_has_statfs=yes
 else
@@ -6086,12 +6088,12 @@
 if test "$ac_cv_header_sys_mount_h" = "yes"
 then
     echo $ac_n "checking "whether sys/mount.h defines statfs"""... $ac_c" 1>&6
-echo "configure:6090: checking "whether sys/mount.h defines statfs"" >&5
+echo "configure:6092: checking "whether sys/mount.h defines statfs"" >&5
 if eval "test \"`echo '$''{'wine_cv_sys_mount_has_statfs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6095 "configure"
+#line 6097 "configure"
 #include "confdefs.h"
 
 	#include <sys/types.h>
@@ -6106,7 +6108,7 @@
 	
 ; return 0; }
 EOF
-if { (eval echo configure:6110: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6112: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wine_cv_sys_mount_has_statfs=yes
 else
@@ -6132,7 +6134,7 @@
 
 
 echo $ac_n "checking "for statfs.f_bfree"""... $ac_c" 1>&6
-echo "configure:6136: checking "for statfs.f_bfree"" >&5
+echo "configure:6138: checking "for statfs.f_bfree"" >&5
 if eval "test \"`echo '$''{'wine_cv_statfs_bfree'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6141,7 +6143,7 @@
         wine_cv_statfs_bfree=no
     else
     	cat > conftest.$ac_ext <<EOF
-#line 6145 "configure"
+#line 6147 "configure"
 #include "confdefs.h"
 
 	#include <sys/types.h>
@@ -6168,7 +6170,7 @@
 	
 ; return 0; }
 EOF
-if { (eval echo configure:6172: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6174: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wine_cv_statfs_bfree=yes
 else
@@ -6192,7 +6194,7 @@
 fi
 
 echo $ac_n "checking "for statfs.f_bavail"""... $ac_c" 1>&6
-echo "configure:6196: checking "for statfs.f_bavail"" >&5
+echo "configure:6198: checking "for statfs.f_bavail"" >&5
 if eval "test \"`echo '$''{'wine_cv_statfs_bavail'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6201,7 +6203,7 @@
         wine_cv_statfs_bavail=no
     else
     	cat > conftest.$ac_ext <<EOF
-#line 6205 "configure"
+#line 6207 "configure"
 #include "confdefs.h"
 
 	#include <sys/types.h>
@@ -6228,7 +6230,7 @@
 	
 ; return 0; }
 EOF
-if { (eval echo configure:6232: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6234: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wine_cv_statfs_bavail=yes
 else
@@ -6253,12 +6255,12 @@
 
 
 echo $ac_n "checking "for msg_accrights in struct msghdr"""... $ac_c" 1>&6
-echo "configure:6257: checking "for msg_accrights in struct msghdr"" >&5
+echo "configure:6259: checking "for msg_accrights in struct msghdr"" >&5
 if eval "test \"`echo '$''{'ac_cv_c_msg_accrights'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6262 "configure"
+#line 6264 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -6266,7 +6268,7 @@
 struct msghdr hdr; hdr.msg_accrights=0
 ; return 0; }
 EOF
-if { (eval echo configure:6270: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6272: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_msg_accrights="yes"
 else
@@ -6289,12 +6291,12 @@
 
 
 echo $ac_n "checking "for sun_len in struct sockaddr_un"""... $ac_c" 1>&6
-echo "configure:6293: checking "for sun_len in struct sockaddr_un"" >&5
+echo "configure:6295: checking "for sun_len in struct sockaddr_un"" >&5
 if eval "test \"`echo '$''{'ac_cv_c_sun_len'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6298 "configure"
+#line 6300 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -6303,7 +6305,7 @@
 static struct sockaddr_un addr; addr.sun_len = 1
 ; return 0; }
 EOF
-if { (eval echo configure:6307: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6309: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_sun_len="yes"
 else
@@ -6326,12 +6328,12 @@
 
 
 echo $ac_n "checking "whether we need to define __i386__"""... $ac_c" 1>&6
-echo "configure:6330: checking "whether we need to define __i386__"" >&5
+echo "configure:6332: checking "whether we need to define __i386__"" >&5
 if eval "test \"`echo '$''{'ac_cv_cpp_def_i386'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6335 "configure"
+#line 6337 "configure"
 #include "confdefs.h"
 #if (defined(i386) || defined(__i386)) && !defined(__i386__)
 yes