diff --git a/main.cc b/main.cc
new file mode 100644
index 0000000..9570a6c
--- /dev/null
+++ b/main.cc
@@ -0,0 +1,11 @@
+#include <stdio.h>
+#include <features.h>
+
+int main() {
+    #ifdef __GLIBC__
+    printf("glibc_%d.%d\n", __GLIBC__, __GLIBC_MINOR__);
+    #else
+    printf("non-glibc\n");
+    #endif
+    return 0;
+}