diff -aur o/configure.ac n/configure.ac
--- o/configure.ac	2011-06-17 10:20:19.257000012 +0200
+++ n/configure.ac	2011-06-17 10:05:40.696000013 +0200
@@ -322,7 +322,7 @@
 old_CFLAGS="$CFLAGS"
 CFLAGS="-mapcs-frame"
 AC_COMPILE_IFELSE(
-        AC_LANG_PROGRAM([[ ]]),
+        [AC_LANG_SOURCE([[ ]])],
         ARM_BACKTRACE_CFLAGS="$CFLAGS",
         ARM_BACKTRACE_CFLAGS=""
 )
@@ -749,7 +749,7 @@
 			AC_CACHE_CHECK([whether to build Xquartz],xorg_cv_Carbon_framework,[
 		 		save_LDFLAGS=$LDFLAGS
 				LDFLAGS="$LDFLAGS -framework Carbon"
-				AC_LINK_IFELSE([char FSFindFolder(); int main() { FSFindFolder(); return 0;}],
+				AC_LINK_IFELSE([AC_LANG_SOURCE([[char FSFindFolder(); int main() { FSFindFolder(); return 0;}]])],
 				[xorg_cv_Carbon_framework=yes],
 				[xorg_cv_Carbon_framework=no])
 			LDFLAGS=$save_LDFLAGS])
@@ -899,10 +899,12 @@
 
 AC_MSG_CHECKING([for glibc...])
 AC_PREPROC_IFELSE([
+AC_LANG_SOURCE([[
 #include <features.h>
 #ifndef __GLIBC__
 #error
 #endif
+]])
 ], glibc=yes, glibc=no)
 AC_MSG_RESULT([$glibc])
 
@@ -928,9 +930,10 @@
     fi
 
     AC_RUN_IFELSE([
+AC_LANG_SOURCE([[
 #include <time.h>
 
-int main(int argc, char *argv[[]]) {
+int main(int argc, char *argv[]) {
     struct timespec tp;
 
     if (clock_gettime(CLOCK_MONOTONIC, &tp) == 0)
@@ -938,6 +941,7 @@
     else
         return 1;
 }
+]])
     ], [MONOTONIC_CLOCK=yes], [MONOTONIC_CLOCK=no],
        [MONOTONIC_CLOCK="cross compiling"])