Provided by: libsdl3-doc_3.2.20+ds-2_all 

NAME
SDL_UnsetEnvironmentVariable - Clear a variable from the environment.
SYNOPSIS
#include <SDL3/SDL_stdinc.h>
bool SDL_UnsetEnvironmentVariable(SDL_Environment *env, const char *name);
FUNCTION PARAMETERS
env the environment to modify.
name the name of the variable to unset.
RETURN VALUE
for more information.
THREAD SAFETY
It is safe to call this function from any thread.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
SDL_GetEnvironment(3), SDL_CreateEnvironment(3), SDL_GetEnvironmentVariable(3),
SDL_GetEnvironmentVariables(3), SDL_SetEnvironmentVariable(3), SDL_UnsetEnvironmentVariable(3)
Simple Directmedia Layer SDL 3.2.20 SDL_UnsetEnvironmentVariable(3)