1 files changed, 18 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/lib/strncasecmp.c b/mdk-stage1/dietlibc/lib/strncasecmp.c
new file mode 100644
index 000000000..8a5445e53
--- /dev/null
+++ b/mdk-stage1/dietlibc/lib/strncasecmp.c
@@ -0,0 +1,18 @@
+#include <ctype.h>
+#include <sys/types.h>
+#include <string.h>
+
+int strncasecmp(const char *s, const char *t, size_t n) {
+  register char x;
+  register const char* u=s+n;
+  for (;;) {
+    x = tolower(*s); if (x!=tolower(*t)) break; if (!x) break; if (++s>=u) return 0; ++t;
+#ifndef WANT_SMALL_STRING_ROUTINES
+    x = tolower(*s); if (x!=tolower(*t)) break; if (!x) break; if (++s>=u) return 0; ++t;
+    x = tolower(*s); if (x!=tolower(*t)) break; if (!x) break; if (++s>=u) return 0; ++t;
+    x = tolower(*s); if (x!=tolower(*t)) break; if (!x) break; if (++s>=u) return 0; ++t;
+#endif
+  }
+  return ((int)(unsigned int)(unsigned char) x)
+       - ((int)(unsigned int)(unsigned char) *t);
+}