Updated B-SS profile sample build for Zephyr OS. (#711)

src/bacnet/indtext.h

@@ -24,6 +24,9 @@ typedef const struct {
 extern "C" {
 #endif /* __cplusplus */
 
+    BACNET_STACK_EXPORT
+    int indtext_stricmp(const char *a, const char *b);
+
 /*  Searches for a matching string and returns the index to the string
     in the parameter found_index.
     If the string is not found, false is returned