When I tryed to compile a C program, compiler gave me error, that I haven't see before. Please tell me what does it mean? and what are the possible reasons, this error occure.
blade71(20)% gcc lineholder.c -o lineholder
Undefined first referenced
symbol in file
ld: fatal: Symbol referencing errors. No output written to lineholder
collect2: ld returned 1 exit status
your program might have used a function or a variable which is not defined in any of the object files or libraries supplied to the linker.
this might have been caused by a missing library or using an incorrect name