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-rw-r--r--configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 51dc3bf..0845c4b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -48,6 +48,9 @@ AC_CHECK_FUNC(getc_unlocked, AC_DEFINE([HAVE_UNLOCKED_STDIO], 1,
# Obtain compiler/linker options for dependencies
PKG_CHECK_MODULES(XKBFILE, x11 kbproto)
+# Checks for typedefs, structures, and compiler characteristics.
+AC_SYS_LARGEFILE
+
AC_CONFIG_FILES([Makefile
src/Makefile
xkbfile.pc])