These are various shareware packages I have downloaded. I have not tried any of them myself, and there are no guarantees. Please let me know how you get on with them.
ccdl170e.zip - CCDL: 32-bit C compiler by
David Lindauer (996,367 bytes)
ccompile.zip - Small-c:PC C compiler (36,154 bytes)
mc302pc1.zip - MICRO-C C compiler, v3.02 (195,006 bytes)
miracle.zip - Miracle C compiler, version 1.7 (274,515 bytes)
objc263.zip - gcc-2.6.3 Objective-C compiler (605,857 bytes)
pcc12c.zip - Personal C Compiler, version 2.1c (175,811 bytes)
To install them, follow the instructions in the zip archives.