Ctx questions

Ctx answers

• What does the fdim acronym stand for?
• readdir returning dirent with d_type == DT_UNKNOWN for directories . and
• What is type-safe in c/c++
• pthread mutex not working correctly
• Why "%I64d" is giving strange output when it is used multiple times in same format string?
• What are the rules of closing file descriptors after calling dup/dup2?
• How can I enable -Werror using a GCC pragma?
• Linux kernel NULL-pointer dereference in memset from kzalloc
• Strange result when running a program as a root
• Linux use interface for raw socket only