add support for OpenBSD in ffmpeg

config/Chromium/openbsd/x64/config.asm

Index: config/Chromium/openbsd/x64/config.asm
diff --git a/config/Chromium/openbsd/x64/config.asm b/config/Chromium/openbsd/x64/config.asm
new file mode 100644
index 0000000000000000000000000000000000000000..4ac806f4c93cf35632267ec8ea768a6e0e8cb631
--- /dev/null
+++ b/config/Chromium/openbsd/x64/config.asm
@@ -0,0 +1,97 @@
+%define ARCH_X86
+%define ARCH_X86_64
+%define HAVE_AVX
+%define HAVE_MMX
+%define HAVE_MMX2
+%define HAVE_SSE
+%define HAVE_SSSE3
+%define HAVE_FAST_UNALIGNED
+%define HAVE_PTHREADS
+%define HAVE_ALIGNED_STACK
+%define HAVE_ATTRIBUTE_MAY_ALIAS
+%define HAVE_ATTRIBUTE_PACKED
+%define HAVE_BSWAP
+%define HAVE_CMOV
+%define HAVE_DLFCN_H
+%define HAVE_DLOPEN
+%define HAVE_EBP_AVAILABLE
+%define HAVE_EBX_AVAILABLE
+%define HAVE_EXP2
+%define HAVE_EXP2F
+%define HAVE_FAST_64BIT
+%define HAVE_FAST_CLZ
+%define HAVE_FAST_CMOV
+%define HAVE_FCNTL
+%define HAVE_FORK
+%define HAVE_GETADDRINFO
+%define HAVE_GETRUSAGE
+%define HAVE_GNU_AS
+%define HAVE_STRUCT_RUSAGE_RU_MAXRSS
+%define HAVE_INET_ATON
+%define HAVE_INLINE_ASM
+%define HAVE_ISATTY
+%define HAVE_LLRINT
+%define HAVE_LLRINTF
+%define HAVE_LOCAL_ALIGNED_16
+%define HAVE_LOCAL_ALIGNED_8
+%define HAVE_LOCALTIME_R
+%define HAVE_LOG2
+%define HAVE_LOG2F
+%define HAVE_LRINT
+%define HAVE_LRINTF
+%define HAVE_MALLOC_H
+%define HAVE_MEMALIGN
+%define HAVE_MKSTEMP
+%define HAVE_MMAP
+%define HAVE_POSIX_MEMALIGN
+%define HAVE_ROUND
+%define HAVE_ROUNDF
+%define HAVE_SDL
+%define HAVE_SDL_VIDEO_SIZE
+%define HAVE_POLL_H
+%define HAVE_SETRLIMIT
+%define HAVE_STRERROR_R
+%define HAVE_STRTOK_R
+%define HAVE_SYMVER
+%define HAVE_SYMVER_GNU_ASM
+%define HAVE_SYS_MMAN_H
+%define HAVE_SYS_RESOURCE_H
+%define HAVE_SYS_SELECT_H
+%define HAVE_SYS_SOUNDCARD_H
+%define HAVE_TERMIOS_H
+%define HAVE_THREADS
+%define HAVE_TRUNC
+%define HAVE_TRUNCF
+%define HAVE_XMM_CLOBBERS
+%define HAVE_YASM
+%define CONFIG_DECODERS
+%define CONFIG_DEMUXERS
+%define CONFIG_PARSERS
+%define CONFIG_PROTOCOLS
+%define CONFIG_AVCODEC
+%define CONFIG_AVDEVICE
+%define CONFIG_AVFILTER
+%define CONFIG_AVFORMAT
+%define CONFIG_FASTDIV
+%define CONFIG_FFPROBE
+%define CONFIG_FFT
+%define CONFIG_GOLOMB
+%define CONFIG_H264PRED
+%define CONFIG_MDCT
+%define CONFIG_PIC
+%define CONFIG_RDFT
+%define CONFIG_SHARED
+%define CONFIG_STATIC
+%define CONFIG_SWSCALE_ALPHA
+%define CONFIG_AVUTIL
+%define CONFIG_THEORA_DECODER
+%define CONFIG_VP3_DECODER
+%define CONFIG_VP8_DECODER
+%define CONFIG_VORBIS_DECODER
+%define CONFIG_PCM_F32LE_DECODER
+%define CONFIG_PCM_S16LE_DECODER
+%define CONFIG_PCM_U8_DECODER
+%define CONFIG_VP8_PARSER
+%define CONFIG_MATROSKA_DEMUXER
+%define CONFIG_OGG_DEMUXER
+%define CONFIG_WAV_DEMUXER