1 files changed, 26 insertions, 0 deletions
diff --git a/lib/str_ncmp.c b/lib/str_ncmp.c
new file mode 100644
index 0000000..56995fc
--- /dev/null
+++ b/lib/str_ncmp.c
@@ -0,0 +1,26 @@
+int
+str_ncmp(s1, s2, n)
+  char *s1, *s2;
+  int n;
+{
+  int c1, c2;
+
+  while (n--)
+  {
+    c1 = *s1++;
+    if (c1 >= 'A' && c1 <= 'Z')
+      c1 |= 0x20;
+
+    c2 = *s2++;
+    if (c2 >= 'A' && c2 <= 'Z')
+      c2 |= 0x20;
+
+    if (c1 -= c2)
+      return (c1);
+
+    if (!c2)
+      break;
+  }
+
+  return 0;
+}