What do the parentheses around a function name mean?

What do the parentheses around a function name mean?

c function parentheses

c

How do you pass a function as a parameter in C?

c function pointers syntax parameters

c

strdup() - what does it do in C?

c function strdup

c

Difference between passing array and array pointer into function in C

c arrays function parameter-passing space-efficiency

c

Is ‘int main;’ a valid C/C++ program?

c++ c function main entry-point

c

Tools to get a pictorial function call graph of code [closed]

c function call-graph

c

Macro vs Function in C

c function c-preprocessor

c

Why isn't the size of an array parameter the same as within main?

c arrays function sizeof

c

C - function inside struct

c function struct

c

What is the point of function pointers?

c++ c function pointers c++-faq

c

Passing an array as an argument to a function in C

c arrays function parameters parameter-passing

c

Is it safe to return a struct in C or C++?

c++ c function struct return-type

c

Why is the size of a function in C always 1 byte?

c function size sizeof

c

"Life-time" of a string literal in C

c function local-variables string-literals lifetime

c

What does "[*]" (star modifier) mean in C? [duplicate]

c function parameters variable-length-array

c