Defining _REENTRANT causes the compiler to use thread safe (i.e. re-entrant) versions of several functions in the C library.
You can search your header files to see what happens when it’s defined.
Defining _REENTRANT causes the compiler to use thread safe (i.e. re-entrant) versions of several functions in the C library.
You can search your header files to see what happens when it’s defined.