diff --git a/STATUS b/STATUS
index 0d7275c..7fb0a2c 100644
--- a/STATUS
+++ b/STATUS
@@ -111,20 +111,20 @@ DONE:       Function/symbol/macro is defined, builds, links, and is tested
 7.21 <string.h>
      7.21.2.1  memcpy: DONE
      7.21.2.2  memmove: DONE    (Unoptimized: byte-by-byte)
-!    7.21.2.3  strcpy: TODO
-!    7.21.2.4  strncpy: TODO
-!    7.21.3.1  strcat: TODO
-!    7.21.3.2  strncat: TODO
+     7.21.2.3  strcpy: DONE
+     7.21.2.4  strncpy: DONE
+     7.21.3.1  strcat: DONE
+     7.21.3.2  strncat: DONE
      7.21.4.1  memcmp: DONE
-!    7.21.4.2  strcmp: TODO
+     7.21.4.2  strcmp: DONE
 !    7.21.4.3  strcoll: TODO
-!    7.21.4.4  strncmp: TODO
+     7.21.4.4  strncmp: DONE
 !    7.21.4.5  strxfrm: TODO
      7.21.5.1  memchr: DONE
-!    7.21.5.2  strchr: TEST
+     7.21.5.2  strchr: DONE
 !    7.21.5.3  strcspn: TODO
 !    7.21.5.4  strpbrk: TODO
-!    7.21.5.5  strrchr: TEST
+     7.21.5.5  strrchr: DONE
 !    7.21.5.6  strspn: TODO
 !    7.21.5.7  strstr: TODO
 !    7.21.5.8  strtok: TODO
@@ -133,7 +133,7 @@ DONE:       Function/symbol/macro is defined, builds, links, and is tested
      7.21.6.3  strlen: DONE
      Extensions:
 !    - strnlen: TODO
-!    - strchrnul: TEST
+     - strchrnul: DONE
 !    - strcasecmp: TODO
 !    - strncasecmp: TODO
 !    - strdup: TODO