Man page - sdl_setenv_unsafe(3)

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SDL_setenv_unsafe - Set the value of a variable in the environment.

Defined in SDL3/SDL_stdinc.h

#include "SDL3/SDL.h"

int SDL_setenv_unsafe(const char *name, const char *value, int overwrite);

	*name*		the name of the variable to set.
	value		the value of the variable to set.

overwrite

1 to overwrite the variable if it exists, 0 to return success without setting the variable if it already exists.

Returns 0 on success, -1 on error.

This function is not thread safe, consider using

SDL_SetEnvironmentVariable () instead.

This function is available since SDL 3.2.0.