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-rw-r--r--bzlib.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/bzlib.c b/bzlib.c
index 2178655..100873c 100644
--- a/bzlib.c
+++ b/bzlib.c
@@ -1408,7 +1408,7 @@ BZFILE * bzopen_or_bzdopen
1408 case 's': 1408 case 's':
1409 smallMode = 1; break; 1409 smallMode = 1; break;
1410 default: 1410 default:
1411 if (isdigit((int)(*mode))) { 1411 if (isdigit((unsigned char)(*mode))) {
1412 blockSize100k = *mode-BZ_HDR_0; 1412 blockSize100k = *mode-BZ_HDR_0;
1413 } 1413 }
1414 } 1414 }