ksh/ksh93-builtin.dif

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--- src/cmd/builtin/what.c
+++ src/cmd/builtin/what.c 2012-02-10 17:06:06.262433626 +0000
@@ -68,7 +68,7 @@ static struct
int match;
int single;
size_t skip[UCHAR_MAX+1];
- unsigned char prev[3];
+ unsigned char prev[4];
} state;
static void
@@ -99,7 +99,7 @@ what(const char* file, Sfio_t* ip, Sfio_
{
next:
s = state.prev;
- s[0] = s[1] = s[2] = 0;
+ s[0] = s[1] = s[2] = s[3] = 0;
switch (mid)
{
default: