ANSI (1999) C compiler
c99 [-pedantic] [-pedantic-errors] [-D_ANSI_SOURCE] options ...
Calls the C compiler (cc) with the given options , using a C language environment compatible with the -ansiC specification. This includes proper handling of trigraphs, disabling non-ANSI compiler features (such as asm , typeof , and the $ character in identifiers), and definition of the preprocessor symbol __STRICT_ANSI__ . The status of C99 features implemented in GCC is described at http://gcc.gnu.org/gcc-9/c99status.html
Appeared in NetBSD 1.4 .
Since c99 is a shell wrapper script to cc , compile errors are prefixed by "cc:". C99(1)
cc(1) for a description of all options.