ref: 4c597f2ca2bf0517cd2a41d718df1954bfc56c1e
dir: /sys/src/cmd/python/Python/strdup.c/
/* strdup() replacement (from stdwin, if you must know) */
#include "pgenheaders.h"
char *
strdup(const char *str)
{
if (str != NULL) {
register char *copy = malloc(strlen(str) + 1);
if (copy != NULL)
return strcpy(copy, str);
}
return NULL;
}