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Diffstat (limited to 'Build/source/texk/web2c/luatexdir/lua/luainit.w')
-rw-r--r--Build/source/texk/web2c/luatexdir/lua/luainit.w2
1 files changed, 1 insertions, 1 deletions
diff --git a/Build/source/texk/web2c/luatexdir/lua/luainit.w b/Build/source/texk/web2c/luatexdir/lua/luainit.w
index c838a836f88..90b970c648c 100644
--- a/Build/source/texk/web2c/luatexdir/lua/luainit.w
+++ b/Build/source/texk/web2c/luatexdir/lua/luainit.w
@@ -483,7 +483,7 @@ static char *cleaned_invocation_name(char *arg)
char *ret, *dot;
const char *start = xbasename(arg);
ret = xstrdup(start);
- dot = index(ret, '.');
+ dot = strchr(ret, '.');
if (dot != NULL) {
*dot = 0; /* chop */
}