From 2704fdf1ad749ffc23c0a5f416694332ccff1a83 Mon Sep 17 00:00:00 2001
From: rofl0r <rofl0r@users.noreply.github.com>
Date: Tue, 4 Jan 2022 18:10:05 +0000
Subject: [PATCH] configure.ac: only test for usleep/select if neither of
 sdl1/2 is used

---
 configure.ac | 18 +++++++-----------
 1 file changed, 7 insertions(+), 11 deletions(-)

diff --git a/configure.ac b/configure.ac
index 967f4d0..beca651 100644
--- a/configure.ac
+++ b/configure.ac
@@ -16,17 +16,6 @@ AC_TRY_COMPILE([], [typedef int foo;], [], [CFLAGS="$old_cflags"])
 
 test "$cross_compiling" = "yes" || AC_C_BIGENDIAN
 test "$ac_cv_c_bigendian" = "no" && ENDIAN="-DIS_LITTLE_ENDIAN"
-
-
-
-AC_CHECK_FUNCS(usleep, ,[
-AC_CHECK_FUNCS(select, ,[
-AC_MSG_ERROR(your system must support either usleep or select)
-])])
-
-
-
-
 test "$cross_compiling" = "yes" || LIBS="$LIBS -L/usr/X11R6/lib"
 
 
@@ -114,6 +103,13 @@ with_sdl=no
 fi
 fi
 
+if test "$with_sdl" != yes && test "$with_sdl2" != yes ; then
+AC_CHECK_FUNCS(usleep, ,[
+AC_CHECK_FUNCS(select, ,[
+AC_MSG_ERROR(your system must support either usleep or select)
+])])
+fi
+
 AC_PATH_X
 
 AH_TEMPLATE(HAVE_LIBXEXT)
-- 
2.11.4.GIT