Constify LookupKeysym input argument

Signed-off-by: Daniel Stone <daniel@fooishbar.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/parseutils.c b/parseutils.c
index 4aa859d..fe0a536 100644
--- a/parseutils.c
+++ b/parseutils.c
@@ -622,7 +622,7 @@ AppendKeysymList(ExprDef * list, char *sym)
 }
 
 int
-LookupKeysym(char *str, KeySym * sym_rtrn)
+LookupKeysym(const char *str, KeySym * sym_rtrn)
 {
     KeySym sym;
     char *tmp;