DOSBox 0.74

What's new in this version:

- Several small game specific fixes/hacks/support (Offensive, Roadhog, GTA installer, Kingdom O' Magic soundcard detection, Pirate booter, Armored Fist installer)
- Add the S3-specific 640x480 256 color mode (fixes regression in "Wooden Ships and Iron Men" and "I Have No Mouth And I Must Scream")
- Fix a stack overflow that could crash DOSBox
- Add fake microphone input (fixes Talking Parrot)
- Modify adlib turn off code, so that it doesn't turn off in cases where the same sound is repeated over and over again
- Several small fixes to the CDROM audio code (HOMM2, Redneck Rampage and others)
- Several improvements to the CDROM emulation code (fixes Alpha Storm and GT Racing 97)
- Some small CPU fixes that might fix something
- Handle opcode 0xff subcode 7 as invalid instruction (fixes dif-2 & others)
- Some hercules fixes (Testdrive)
- Improve support for blanked parts that wrap around to the start of the screen (fixes Magic Circle demo and Sid&Al)
- Remove old OPL cores as the new ones seem to work very nicely
- Modify movie recording code so that the movies aren't corrupt when you exit dosbox without stopping the movie
- Change RGB3x scaler to look more pretty
- Improve initial register values compatility of the GUS
- Added autodetection for Gameblaster (games can find it now)
- Change render preferences a bit to be more compatible with Windows 7
- Add DOS fixes to terminate program (fixes Fortune Teller)
- Add FFREEP (fixes Trucks)
- Improve FPU ST80 in C mode when writing zero (fixes Antigok)
- Add special int10 scanline function (fixes mz700 and probably lots of games that mess with them)
- Fix scrolling in rarely used video modes (fixes Orphee)
- Modify game specific hacks a bit so that Kick off 3 works again
- Lots of fixes to the INT10 video parameter table (Seven spirits of ra and others)
- Add VGA blanking in machine=vgaonly (used by Alien Carnage)
- CGA, PCJr, Tandy: Add video blanking, change display start latch timing, sync pulse width correction
- PCJr, Tandy: implement vertical retrace interrupt
- PCJr, CGA: line-by-line video emulation
- PCJr: support on-screen change of color modes 4medium to 16low (used by Ghostbusters booter)
- Hercules: Add green and amber monochrome support
- All machines: only update the video timing when needed (Jungle Hunt, others that synchronize to the video screen might profit)
- Several small DOS fixes
- Some UMB related fixes (The Legacy without UMB)
- Fix version number of DSP for SB 1.5 (fixes a few games)
- Several VGA emulation improvements (Allertone football manager)
- Some Tandy fixes (Mech Warrior)
- Small improvements and fixes to the OPL emulation
- Add low level Tandy DAC emulation
- Some EMS fixes (fixes Mortal Kombat and others)
- Change SoundBlaster DSP reset mechanism, add sb irq acknowledge logic (fixes stmik-based applications)
- Some interrupt pointer location modifications (fixes Tinker Tales)
- Some fixes to the BOOT code (fixes Last Mission)
- Respect write-only file information (fixes Champions of Zulala)
- Some RTC fix (fixes Tully Bodine and others)
- Improve mouse emulation to work better with Water World
- Hopefully fix the translation of the configuration file
- Speed up and fixes for the recompiler core. (pitfall2 pcjr)
- Change memory start location. (fixes 7th Guest installer)
- Several fixes to the batch file handling. (Shift and use the typed first %0 instead of the parsed %0)
- Improve file redirection and redirected line ends (fixes Phantasmagoria 2 DOS installer)
- Fix compilation with new MAC os X version
- Add 16C550A FIFO support to the serial port emulation
- Improve modem emulation to get higher speeds
- Change default samplerates to 44100, blocksize to 1024 and prebuffer to 20, so that hopefully certain soundcards produce more fluent sound playback
- Add some rarely used, but for some games critical flags to the internal commands
- Add -userconf flag, so that the userspecific configuration can easily be used together with -conf configfile
- Improve internal timing with repeating timers (especially with the dynamic core)