SDL_UnsetEnvironmentVariable - Man Page

#include <SDL3/SDL_stdinc.h>

bool SDL_UnsetEnvironmentVariable(SDL_Environment *env, const char *name);

env

the environment to modify.

name

the name of the variable to unset.

Returns true on success or false on failure; call SDL_GetError() for more information.

It is safe to call this function from any thread.

This function is available since SDL 3.2.0.

SDL_GetEnvironment(3), SDL_CreateEnvironment(3), SDL_GetEnvironmentVariable(3), SDL_GetEnvironmentVariables(3), SDL_SetEnvironmentVariable(3), SDL_UnsetEnvironmentVariable(3)

SDL_CreateEnvironment(3), SDL_Environment.3type(3), SDL_GetEnvironment(3), SDL_GetEnvironmentVariable(3), SDL_GetEnvironmentVariables(3), SDL_SetEnvironmentVariable(3), SDL_unsetenv_unsafe(3).