ref: d18e81a650c38d36a41820a351d9585a4166e02d dir: /sys/src/cmd/unix/drawterm/libc/mallocz.c/
#include <u.h> #include <libc.h> void* mallocz(ulong n, int clr) { void *v; v = malloc(n); if(v && clr) memset(v, 0, n); return v; }