diff --git a/src/configure b/src/configure
index 42d5f621ee..2487f428f2 100755
--- a/src/configure
+++ b/src/configure
@@ -7060,6 +7060,12 @@ if test "${enable_memtrace}" = "yes" ; then
   GC2OPTIONS="$GC2OPTIONS -DNEWGC_MEMORY_TRACE"
 fi
 
+LFS_CFLAGS=`getconf LFS_CFLAGS 2> /dev/null`
+if test "${LFS_CFLAGS}" != "" ; then
+  echo "Large-file support: ${LFS_FLAGS}"
+  PREFLAGS="${PREFLAGS} ${LFS_CFLAGS}"
+fi
+
 ###### Get data sizes, stack direction, and endianness #######
 
 { echo "$as_me:$LINENO: checking for char" >&5
diff --git a/src/mzscheme/configure.ac b/src/mzscheme/configure.ac
index eced8f808d..1b1ce25146 100644
--- a/src/mzscheme/configure.ac
+++ b/src/mzscheme/configure.ac
@@ -893,6 +893,12 @@ if test "${enable_memtrace}" = "yes" ; then
   GC2OPTIONS="$GC2OPTIONS -DNEWGC_MEMORY_TRACE"
 fi
 
+LFS_CFLAGS=`getconf LFS_CFLAGS 2> /dev/null`
+if test "${LFS_CFLAGS}" != "" ; then
+  echo "Large-file support: ${LFS_FLAGS}"
+  PREFLAGS="${PREFLAGS} ${LFS_CFLAGS}"  
+fi
+
 ###### Get data sizes, stack direction, and endianness #######
 
 AC_CHECK_SIZEOF(char)