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New posts in system-calls

Why are the system call numbers different in amd64 linux?

linux naming-conventions x86-64 system-calls

Go syscall v.s. C system call

c go system-calls

Any benefit in using WEXITSTATUS macro in C over division by 256 on exit() status?

c exit system-calls

how do i add a system call / utility in xv6

operating-system system-calls xv6

close() x86_64 system call weird return value

c kernel x86-64 system-calls

System calls on Windows

windows system-calls

Windows equivalent to Linux's readahead syscall?

c windows linux caching system-calls

How to pass arguments to processes created by fork()

c linux operating-system fork system-calls

How can I make the system call write() print to the screen?

c linux system-calls

Why is data written to a file opened with O_APPEND flag, always written at the end, even with `lseek`?

c linux unix kernel system-calls

What is the difference between system call and library call?

linux operating-system system-calls libraries terminology

How does a system call translate to CPU instructions?

c system-calls

How do SYSCALL/SYSRET instructions perform across x86 CPUs?

performance x86 kernel system-calls

Is there a better way than parsing /proc/self/maps to figure out memory protection?

c linux system-calls mprotect virtualquery

Is "asmlinkage" required for a c function to be called from assembly?

c assembly linux-kernel system-calls calling-convention

Programmatically getting UID and GID from username in Unix?

c++ c unix privileges system-calls

How to figure out if a file is a link?

c linux symlink system-calls stat

Difference between write() and printf()

unix io operating-system system-calls

Interpret dtruss output like “psynch_cvwait(...) = -1 Err#316”

macos wait system-calls dtrace darwin

What is the difference between `read` and `sysread`?

perl io system-calls
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