X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=m4%2Fstddef.m4;h=fd52d2a1c8228ac8d8a9d5fddfc351c09d2b7a2c;hb=91635e212543d071fdf5035a72120e98e9ec4dda;hp=b6ee82e16f6bec644fbf2d10be863fee4b2a2f70;hpb=b1720af16e5d7765e2effcd16e23f351c2f82e54;p=m6w6%2Fext-psi

diff --git a/m4/stddef.m4 b/m4/stddef.m4
index b6ee82e..fd52d2a 100644
--- a/m4/stddef.m4
+++ b/m4/stddef.m4
@@ -6,6 +6,13 @@ PSI_CHECK_STDDEF() {
     PSI_TYPE(size_t, uint)
     PSI_CONST(SIZE_MAX, int)
     PSI_TYPE(wchar_t, int)
+    if PSI_SH_TEST_SIZEOF(wchar_t); then :; else
+    	# some platforms fail to provide wchar_t in stddef.h
+    	unset ac_cv_sizeof_wchar_t
+    	unset ax_cv_decl_wchar_t_signed
+    	AC_CHECK_HEADERS(wchar.h)
+    	PSI_TYPE(wchar_t, int)
+    fi
     PSI_CONST(WCHAR_MIN, int)
     PSI_CONST(WCHAR_MAX, int)
 }