Function muleq

source/src/command.cpp:1377–1377

void addeq(char *name, int *arg) { modifyvar(name, *arg, '+'); }    COMMANDN(+=, addeq, "si");
void subeq(char *name, int *arg) { modifyvar(name, *arg, '-'); }    COMMANDN(-=, subeq, "si");
void muleq(char *name, int *arg) { modifyvar(name, *arg, '*'); }    COMMANDN(*=, muleq, "si");
void diveq(char *name, int *arg) { modifyvar(name, *arg, '/'); }    COMMANDN(div=, diveq, "si");

void modifyfvar(const char *name, float arg, char op)