Red Hat ENTERPRISE LINUX 3 - USING CPP Using Instructions page 83

Concept Index 79
trigraphs, Refer to Section 1.1 Initial processing
U
undefining macros, Refer to Section 3.8 Undefining
and Redefining Macros
unsafe macros, Refer to Section 3.9.4 Duplication of
Side Effects
V
variable number of arguments, Refer to Section 3.6
Variadic Macros
variadic macros, Refer to Section 3.6 Variadic Macros
W
wrapper , Refer to Section 2.4 Once-Only
#ifndef
Headers
wrapper headers, Refer to Section 2.6 Wrapper Head-
ers