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-rw-r--r--src/configure.in4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/configure.in b/src/configure.in
index b7ebe44938..ae10bcf662 100644
--- a/src/configure.in
+++ b/src/configure.in
@@ -2669,6 +2669,10 @@ AC_CHECK_FUNCS(bcmp fchdir fchown fsync getcwd getpseudotty \
usleep utime utimes)
AC_FUNC_FSEEKO
+dnl define _LARGE_FILES, _FILE_OFFSET_BITS and _LARGEFILE_SOURCE when
+dnl appropriate, so that off_t is 64 bits when needed.
+AC_SYS_LARGEFILE
+
dnl fstatfs() can take 2 to 4 arguments, try to use st_blksize if possible
AC_MSG_CHECKING(for st_blksize)
AC_TRY_COMPILE(