configure improvements

[m6w6/ext-psi] / m4 / stdio.m4

diff --git a/m4/stdio.m4 b/m4/stdio.m4
index 2f079c117eefd78055f43e06c77c03f304c9f55d..9144cb1df0faaeb61afd8377027cf1e4d2c44ef8 100644 (file)
--- a/m4/stdio.m4
+++ b/m4/stdio.m4
@@ -19,6 +19,10 @@ PSI_CHECK_STDIO() {
     PSI_CONST(L_ctermid, int)
     PSI_CONST(L_tmpnam, int)
 
+    PSI_MACRO(FILE *stderr)
+    PSI_MACRO(FILE *stdout)
+    PSI_MACRO(FILE *stdin)
+
     PSI_DECL(void clearerr, [(FILE *stream)])
     PSI_DECL(char *ctermid, [(char *s)])
     PSI_DECL(int fclose, [(FILE *stream)])