Fix for building with --disable-wrapper.

Author: dgarske

examples/gpio/gpio_config.c

@@ -23,7 +23,8 @@
 
 #include <wolftpm/tpm2_wrap.h>
 
-#if defined(WOLFTPM_ST33) || defined(WOLFTPM_AUTODETECT)
+#if !defined(WOLFTPM2_NO_WRAPPER) && \
+    (defined(WOLFTPM_ST33) || defined(WOLFTPM_AUTODETECT))
 
 #include <examples/gpio/gpio.h>
 #include <examples/tpm_io.h>
@@ -245,14 +246,15 @@ int TPM2_GPIO_Config_Example(void* userCtx, int argc, char *argv[])
 /******************************************************************************/
 /* --- END TPM2.0 GPIO Configuration example -- */
 /******************************************************************************/
-#endif /* WOLFTPM_ST33 || WOLFTPM_AUTODETECT */
+#endif /* !WOLFTPM2_NO_WRAPPER && (WOLFTPM_ST33 || WOLFTPM_AUTODETECT) */
 
 #ifndef NO_MAIN_DRIVER
 int main(int argc, char *argv[])
 {
     int rc = -1;
 
-#if defined(WOLFTPM_ST33) || defined(WOLFTPM_AUTODETECT)
+#if !defined(WOLFTPM2_NO_WRAPPER) && \
+    (defined(WOLFTPM_ST33) || defined(WOLFTPM_AUTODETECT))
     rc = TPM2_GPIO_Config_Example(NULL, argc, argv);
 #else
     printf("GPIO configuration requires an ST33 TPM 2.0 module built with WOLFTPM_ST33 or --enable-st33\n");