trying to debug, additional rewrites

platform/istr.c

@@ -0,0 +1,23 @@
+#include "platform.h"
+
+#include <ctype.h>
+int stricmp(const char *a, const char *b) {
+    while (*a && *b) {
+        char ca = toupper(*a);
+        char cb = toupper(*b);
+        if (ca<cb) return -1;
+        if (ca>cb) return 1;
+        ++a;
+        ++b;
+    }
+    if (*a) return 1;
+    if (*b) return -1;
+    return 0;
+}
+
+void strupr(char *c) {
+    while (*c) {
+        *c = toupper(*c);
+        ++c;
+    }
+}