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- #include <stdlib.h>
- #include <stdio.h>
- int main(int argc, char *argv[])
- {
- char*addr;
- if(argc < 2)
- {
- printf("Uso:\n%s <variable de entorno>\n", argv[0]);
- exit(0);
- }
- addr = getenv(argv[1]);
- if(addr == NULL)
- printf("La variable de entorno %s no existe.\n", argv[1]);
- else
- printf("%s está localizada en %p\n", argv[1], addr);
- return 0;
- }
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