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Diffstat (limited to 'Build/source/texk/ttf2pk2/vplaux.c')
-rw-r--r--Build/source/texk/ttf2pk2/vplaux.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/Build/source/texk/ttf2pk2/vplaux.c b/Build/source/texk/ttf2pk2/vplaux.c
index 18a21081d2d..5a900015bce 100644
--- a/Build/source/texk/ttf2pk2/vplaux.c
+++ b/Build/source/texk/ttf2pk2/vplaux.c
@@ -152,11 +152,11 @@ upmap(Font *fnt)
for (Ti = fnt->charlist; Ti; Ti = Ti->next)
{
p = Ti->adobename;
- if (isupper(*p))
+ if (isupper((unsigned char)*p))
{
q = lwr;
for (; *p; p++)
- *q++ = tolower(*p);
+ *q++ = tolower((unsigned char)*p);
*q = '\0';
if (NULL != (ti = findmappedadobe(lwr, fnt->inencptrs)))