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Diffstat (limited to 'Build/source/texk/dvipsk/dospecial.c')
-rw-r--r--Build/source/texk/dvipsk/dospecial.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/Build/source/texk/dvipsk/dospecial.c b/Build/source/texk/dvipsk/dospecial.c
index 9986ec83daa..b295c643e5d 100644
--- a/Build/source/texk/dvipsk/dospecial.c
+++ b/Build/source/texk/dvipsk/dospecial.c
@@ -787,7 +787,7 @@ case 'h':
if (strncmp(p, "html:", 5)==0) {
if (! HPS_FLAG) return;
p += 5;
- while (isspace(*p))
+ while (isspace((unsigned char)*p))
p++;
if (*p == '<') {
char *sp = p;
@@ -802,7 +802,7 @@ case 'h':
strncpy(str,sp+1,ii-1);
str[ii-1] = 0;len=strlen(str);
if(len>6) lower_len=6; else lower_len=len;
- for(ii=0;ii<lower_len;ii++) str[ii]=tolower(str[ii]);
+ for(ii=0;ii<lower_len;ii++) str[ii]=tolower((unsigned char)str[ii]);
do_html(str);
free(str);
} else