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-rw-r--r--rules/host-flex.in6
1 files changed, 5 insertions, 1 deletions
diff --git a/rules/host-flex.in b/rules/host-flex.in
index 148f88fb4..f4a4a609f 100644
--- a/rules/host-flex.in
+++ b/rules/host-flex.in
@@ -3,5 +3,9 @@ config HOST_FLEX254
prompt "flex 2.5.4 [BROKEN]"
depends on BROKEN
help
- FIXME: This item needs to be documented
+ Flex (The Fast Lexical Analyzer)
+ Flex is a fast lexical analyser generator. It is
+ a tool for generating programs that perform
+ pattern-matching on text. Flex is a non-GNU free
+ implementation of the well known Lex program.