Lua 5.1.4: lstring.c references

• checkSizes in lgc.c
• newlstr in lstring.c
• f_luaopen in lstate.c

• luaS_newlstr in lstring.c

• lua_concat in lapi.c
• luaX_newstring in llex.c
• luaV_concat in lvm.c
• luaO_pushvfstring in lobject.c
• lua_pushlstring in lapi.c
• LoadString in lundump.c

• lua_newuserdata in lapi.c