altstack: fix _info test.

[ccan] / ccan / altstack / _info

diff --git a/ccan/altstack/_info b/ccan/altstack/_info
index 92bd628988d3be5a916baf8f3fba93df832fbbb1..a33af2cea802934cce4f5c6dd263ebde4fa382af 100644 (file)
--- a/ccan/altstack/_info
+++ b/ccan/altstack/_info
@@ -123,7 +123,7 @@ int main(int argc, char *argv[])
                return 0;
 
        if (strcmp(argv[1], "ported") == 0) {
-#if __x86_64__
+#ifdef __x86_64__
                printf("1\n");
 #else
                printf("0\n");