Cygwin + OS X SMB reparse point test 2

#include <windows.h>
#include <stdio.h>

void scream_and_die(const char* complaint, ...)
{
    va_list args = NULL;

    char format[80];
    snprintf(format, sizeof(format), "%s: %%s (0x%x)\n",
            complaint, GetLastError());

    LPTSTR syserr = 0;
    FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM |
            FORMAT_MESSAGE_ALLOCATE_BUFFER, 0, GetLastError(),
            MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
            (LPTSTR)&syserr, 0, 0);

    fprintf(stderr, format, syserr);
    exit(1);
}

int main()
{
    const char* path = "P:\\";
    HANDLE handle = CreateFile (path, GENERIC_READ, 0, 0,
            OPEN_EXISTING,
            FILE_ATTRIBUTE_NORMAL | FILE_FLAG_BACKUP_SEMANTICS,
            0);
    if (handle == INVALID_HANDLE_VALUE) {
        scream_and_die("Bad handle");
    }
    DWORD attributes = GetFileAttributes (path);
    if (attributes != (DWORD) -1
            && (attributes & FILE_ATTRIBUTE_REPARSE_POINT)) {
        char buf[32000];
        DWORD len;

        if (!DeviceIoControl(handle,
                FSCTL_GET_REPARSE_POINT, NULL, 0,
                buf, 32000, &len, NULL)) {
            scream_and_die("Failed to get reparse point");
        }
        else {
            printf("No error\n");
        }
    }
    else {
        printf("Reparse flag not set\n");
    }

    return 0;
}