biosmemory

Syntax

#include <bios.h> unsigned biosmemory(void);

Description

This function returns the amount of system memory in 1k blocks.

Note that this function doesn't know about extended memory above the 640K mark, so it will report 640K at most. This is a limitation of the BIOS.

Return Value

Bytes of memory / 1024.

Portability

ANSI/ISO C	No
POSIX	No

Example

printf("This system has %d bytes of memory\n", biosmemory()*1024);