Add some missing EPOLL* constants

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
Fix comment, constants aren't lazy

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
Add FD_SETSIZE

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
Add close(2)

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
Ignore .strace files

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>