-search

Globally searches across paths for source files, object code, and libraries specified in the command line.

Syntax
  -search
Related information
-char
-defaults
-encoding
-flag
-gccext
-gcc_extensions
-M
-make
-mapcr
-MM
-MD
-MMD
-msext
-once
-pragma
-relax_pointers
-requireprotos
-trigraphs