1 files changed, 18 insertions, 0 deletions
diff --git a/missing/strncasecmp.c b/missing/strncasecmp.c
new file mode 100644
index 0000000000..c136703415
--- /dev/null
+++ b/missing/strncasecmp.c
@@ -0,0 +1,18 @@
+#include <ctype.h>
+
+int
+strncasecmp(p1, p2, len)
+    char *p1;
+    char *p2;
+    int len;
+{
+    for (; len != 0; len--, p1++, p2++) {
+	if (toupper(*p1) != toupper(*p2)) {
+	    return toupper(*p1) - toupper(*p2);
+	}
+	if (*p1 == '\0') {
+	    return 0;
+	}
+    }
+    return 0;
+}