Fix comment for find_charset_in_text.

1 files changed, 3 insertions, 2 deletions

diff --git a/src/charset.c b/src/charset.c
index bf9ce66d927..1e187ed6f90 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -760,8 +760,9 @@ CHARSET should be defined by `defined-charset' in advance.")
 
 /* Return information about charsets in the text at PTR of NBYTES
    bytes, which are NCHARS characters.  The value is:
-        0: No multibyte characters (including 8-bit code of range 0x80..0x9F)
-           are found.
+
+        0: Each character is represented by one byte.  This is alwasy
+           true for unibyte text.
         1: No charsets other than ascii eight-bit-control,
            eight-bit-graphic, and latin-1 are found.
         2: Otherwise.