# Set up a strange environment, where AM_C_PROTOTYPES exists but its
# dependency does not.
cat > AM_C_PROTOTYPES.m4 << 'END'
-AC_REQUIRE([AM_PROG_CC_STDC])
+AC_DEFUN(AM_C_PROTOTYPES,
+AC_REQUIRE([AM_PROG_CC_STDC]))
END
# Our --acdir overrides the one in $ACLOCAL.