| 239 | } |
| 240 | |
| 241 | int setenv(const char* name, const char* value, int overwrite) { |
| 242 | if (!overwrite) { |
| 243 | char* env_val = getenv(name); |
| 244 | if (env_val) { |
| 245 | return 0; |
| 246 | } |
| 247 | } |
| 248 | return _putenv_s(name, value); |
| 249 | } |
| 250 | |
| 251 | int unsetenv(const char* name) { return _putenv_s(name, ""); } |
| 252 |