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authorPeter Wemm <peter@FreeBSD.org>1999-12-28 11:48:23 +0000
committerPeter Wemm <peter@FreeBSD.org>1999-12-28 11:48:23 +0000
commit317b1ddf876c7274965ef74f63fb6ed6438f32ec (patch)
treefee603ec0ad61a6d1fee2bcbeba159c6553b9f44 /lib/libstand
parent9abf30435bf2380a875180dd87b8e7b23aaff9bf (diff)
Notes
Diffstat (limited to 'lib/libstand')
-rw-r--r--lib/libstand/stand.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/libstand/stand.h b/lib/libstand/stand.h
index 08b1d9d072ae..7115603fc7ac 100644
--- a/lib/libstand/stand.h
+++ b/lib/libstand/stand.h
@@ -165,7 +165,7 @@ extern struct open_file files[];
#define isspace(c) ((c) == ' ' || ((c) >= 0x9 && (c) <= 0xd))
#define isdigit(c) ((c) >= '0' && (c) <= '9')
#define isxdigit(c) (isdigit(c) || ((c) >= 'a' && (c) <= 'f') || ((c) >= 'A' && (c) <= 'F'))
-#define isascii(c) (((unsigned char)c) <= 0x7f)
+#define isascii(c) (((c) & ~0x7F) == 0)
#define isalpha(c) (isupper(c) || (islower(c)))
static __inline int toupper(int c)