2 Control of compilation
2.1 Command-line options of C--
2.1.1 /ON - optimize numeric expressions
2.1.2 /DE - temporarily increase variable bit-size
2.1.3 /ARGC - use alternate command-line handler
2.1.4 /OST - merge duplicate string constants
2.1.5 /D - predefine identifier as TRUE from command line
2.1.6 /IA - use simplified assembler input
2.1.7 /CRI - skip file included more than once
2.1.8 /IND - import function names from DLL
2.1.9 /WS - specify name of stub file for Windows programs
2.1.10 /WBSS - locate uninitialized data in a separate segment
2.1.11 /DBG - create debugging information
2.1.12 /J0 /J1 /J2
2.1.13 /LST - create assembler listing
2.1.14 /ENV - save address of environment variables
2.1.15 /CPA - clear post-area data
2.1.16 /W - output warnings
2.1.17 /NW - selectively switch off types of warnings
2.1.18 /WSI - short table import
2.2 Preprocessor directives
2.2.1 ?ifdef/?ifndef
2.2.2 ?initallvar
2.2.3 ?usestartup
2.2.4 ?startusevar
2.2.5 ?atexit
2.2.6 ?startuptomain
2.2.7 ?undef
2.2.8 ?align and ?aligncode
2.2.9 ?pragma