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-rw-r--r--configure.ac5
1 files changed, 5 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index e780c70..9e0743c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -97,6 +97,11 @@ AC_MSG_CHECKING([whether to include XAA support])
AM_CONDITIONAL(XAA, test "x$XAA" = xyes)
AC_MSG_RESULT([$XAA])
+# Checks for library functions
+# We don't use strlcat, strlcpy, or timingsafe_memcmp, but check to quiet
+# -Wredundant-decls warning from xorg/os.h which will otherwise redefine them.
+AC_CHECK_FUNCS([strlcat strlcpy timingsafe_memcmp])
+
AC_SUBST([moduledir])
DRIVER_NAME=s3virge