fixes cvd load error on some i386 builds caused by -D_FILE_OFFSET_BITS=64 and a long story

configure

@@ -18746,7 +18746,6 @@ else
 
 #define _LARGEFILE_SOURCE
 #define _LARGEFILE64_SOURCE
-#define _FILE_OFFSET_BITS 64
 #include <stdio.h>
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -18777,7 +18776,7 @@ if test "$enable_stat64" != "no"; then
 
 $as_echo "#define HAVE_STAT64 1" >>confdefs.h
 
-CFLAGS="$CFLAGS -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64"
+CFLAGS="$CFLAGS -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE"
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_stat64" >&5
 $as_echo "$enable_stat64" >&6; }

configure.ac

@@ -1495,7 +1495,6 @@ AC_MSG_CHECKING([stat64])
 AC_TRY_RUN([
 #define _LARGEFILE_SOURCE
 #define _LARGEFILE64_SOURCE
-#define _FILE_OFFSET_BITS 64
 #include <stdio.h>
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -1518,7 +1517,7 @@ int main(void) {
 
 if test "$enable_stat64" != "no"; then
 AC_DEFINE([HAVE_STAT64],1,[enable stat64])
-CFLAGS="$CFLAGS -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64"
+CFLAGS="$CFLAGS -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE"
 fi
 AC_MSG_RESULT([$enable_stat64])
 

libclamav/Makefile.in

@@ -587,8 +587,8 @@ EXTRA_DIST = c++/Makefile.nollvm.in $(am__append_4) regex/engine.c \
 @ENABLE_UNRAR_TRUE@IFACEDEP = libclamunrar_iface.la
 libclamav_internal_utils_la_SOURCES = str.c\
 				    str.h\
-				    iowrap.c\
+				    iowrap.c \
-				    iowrap.h\
+				    iowrap.h \
 				    md5.c\
 				    md5.h\
 				    others_common.c \
@@ -609,8 +609,8 @@ libclamav_internal_utils_la_LDFLAGS = -static
 libclamav_internal_utils_la_CFLAGS = $(AM_CFLAGS)  -fPIC -DPIC
 libclamav_internal_utils_nothreads_la_SOURCES = str.c\
 				    str.h\
-				    iowrap.c\
+				    iowrap.c \
-				    iowrap.h\
+				    iowrap.h \
 				    md5.c\
 				    md5.h\
 				    others_common.c \

libclamav/clamav.h

@@ -32,13 +32,17 @@
 #define STAT stat64
 #define LSTAT lstat64
 #define FSTAT fstat64
-
+#define safe_open(a, b) open(a, b|O_LARGEFILE)
 #else
 
 #define STATBUF struct stat
 #define STAT stat
 #define LSTAT lstat
 #define FSTAT fstat
+/* Nothing is safe in windows, not even open, safe_open defined under /win32 */
+#ifndef _WIN32
+#define safe_open open
+#endif
 
 #endif
 

platform.h.in

@@ -38,8 +38,6 @@ typedef	unsigned	int	in_addr_t;
 #define CONFDIR_FRESHCLAM CONFDIR PATHSEP "freshclam.conf"
 #define CONFDIR_MILTER CONFDIR PATHSEP "clamav-milter.conf"
 
-/* Nothing is safe in windows, not even open */
-#define safe_open open
 #define cli_to_utf8_maybe_alloc(x) (x)
 #define cli_strdup_to_utf8(x) strdup(x)
 #ifndef WORDS_BIGENDIAN