diff --git a/mongoose.h b/mongoose.h
index 9a1c4baa..e14694f0 100644
--- a/mongoose.h
+++ b/mongoose.h
@@ -145,6 +145,14 @@ extern "C" {
 
 #define MG_PATH_MAX 128
 
+#ifndef MG_ENABLE_POSIX_FS
+#define MG_ENABLE_POSIX_FS 1
+#endif
+
+#ifndef MG_ENABLE_DIRLIST
+#define MG_ENABLE_DIRLIST 1
+#endif
+
 #endif
 
 
@@ -3565,18 +3573,18 @@ struct mg_tcpip_driver_xmc7_data {
 
 #define MG_TCPIP_DRIVER_INIT(mgr)                                 \
   do {                                                            \
-    static struct mg_tcpip_driver_xmc7_data driver_data_;         \
+    static struct mg_tcpip_driver_xmc7_data driver_data_;       \
     static struct mg_tcpip_if mif_;                               \
     driver_data_.mdc_cr = MG_DRIVER_MDC_CR;                       \
     driver_data_.phy_addr = MG_TCPIP_PHY_ADDR;                    \
     mif_.ip = MG_TCPIP_IP;                                        \
     mif_.mask = MG_TCPIP_MASK;                                    \
     mif_.gw = MG_TCPIP_GW;                                        \
-    mif_.driver = &mg_tcpip_driver_xmc7;                          \
+    mif_.driver = &mg_tcpip_driver_xmc7;                        \
     mif_.driver_data = &driver_data_;                             \
     MG_SET_MAC_ADDRESS(mif_.mac);                                 \
     mg_tcpip_init(mgr, &mif_);                                    \
-    MG_INFO(("Driver: xmc7, MAC: %M", mg_print_mac, mif_.mac));   \
+    MG_INFO(("Driver: xmc7, MAC: %M", mg_print_mac, mif_.mac)); \
   } while (0)
 
 #endif
diff --git a/src/arch_esp32.h b/src/arch_esp32.h
index ea30ec5d..903fccbf 100644
--- a/src/arch_esp32.h
+++ b/src/arch_esp32.h
@@ -22,4 +22,12 @@
 
 #define MG_PATH_MAX 128
 
+#ifndef MG_ENABLE_POSIX_FS
+#define MG_ENABLE_POSIX_FS 1
+#endif
+
+#ifndef MG_ENABLE_DIRLIST
+#define MG_ENABLE_DIRLIST 1
+#endif
+
 #endif