memcpy 1804 core/ngx_string.c return memcpy(dst, src, n); memcpy 101 core/ngx_string.h #define ngx_memcpy(dst, src, n) (void) memcpy(dst, src, n) memcpy 102 core/ngx_string.h #define ngx_cpymem(dst, src, n) (((u_char *) memcpy(dst, src, n)) + (n))