Dirt Rally Linux fix (source: https://news.ycombinator.com/item?id=25818126)

game.c

// Source: <https://news.ycombinator.com/item?id=25818126>
//
// Instructions:
// 1. Paste contents of this file to a new file called "game.c" within your home folder.
// 2. Open a terminal, install GCC from distribution repositories and compile this source file: gcc game.c -shared -o game.so
// 3. Move game.so to the same folder as the DirtRally binary (within the bin/ folder, not DirtRally.sh).
//    Use Manage > Browse Local Files on Dirt Rally to reach this folder, then enter the bin/ folder.
// 4. Modify Steam launch options: LD_PRELOAD=./game.so %command%
// 5. Run the game on Steam.
#include <sys/mman.h>
#include <unistd.h>
#include <sys/syscall.h>

int mprotect(void *addr, size_t len, int prot) {
    if (prot == PROT_EXEC) {
      prot |= PROT_READ;
    }

    return syscall(__NR_mprotect, addr, len, prot);
}