The following alias, which i call 'cGrep' searches recursively
in all the C files:
find . -type f \( -name "*.[cCh]" -o -name \*.cpp \) -print |xargs fgrep !*
In tcsh you can set it up as:
alias cGrep 'find . -type f \( -name "*.[cCh]" -o -name \*.cpp \) -pri
+nt |xargs fgrep !*'