Here is a list of all macros with links to the files they belong to:

- n -

N : mball_tessellate.cc, Noise.cpp, RandGen.cpp, mathutils_noise.cc
N_ : versioning_userdef.cc, BLT_translation.hh
NA_ACTIVATED : WM_types.hh
NA_ADDED : WM_types.hh
NA_EDITED : WM_types.hh
NA_EVALUATED : WM_types.hh
NA_JOB_FINISHED : WM_types.hh
NA_PAINTING : WM_types.hh
NA_REMOVED : WM_types.hh
NA_RENAME : WM_types.hh
NA_SELECTED : WM_types.hh
NAN_FLT : BLI_math_base.h
NANOVDB_DATA_ALIGNMENT : nanovdb.h
NANOVDB_USE_SINGLE_ROOT_KEY : nanovdb.h
NC_ANIMATION : WM_types.hh
NC_ASSET : WM_types.hh
NC_BRUSH : WM_types.hh
NC_CAMERA : WM_types.hh
NC_GEOM : WM_types.hh
NC_GPENCIL : WM_types.hh
NC_GROUP : WM_types.hh
NC_ID : WM_types.hh
NC_IMAGE : WM_types.hh
NC_LAMP : WM_types.hh
NC_LIGHTPROBE : WM_types.hh
NC_LINESTYLE : WM_types.hh
NC_MASK : WM_types.hh
NC_MATERIAL : WM_types.hh
NC_MOVIECLIP : WM_types.hh
NC_NODE : WM_types.hh
NC_OBJECT : WM_types.hh
NC_PAINTCURVE : WM_types.hh
NC_SCENE : WM_types.hh
NC_SCREEN : WM_types.hh
NC_SPACE : WM_types.hh
NC_TEXT : WM_types.hh
NC_TEXTURE : WM_types.hh
NC_VIEWER_PATH : WM_types.hh
NC_WINDOW : WM_types.hh
NC_WM : WM_types.hh
NC_WORKSPACE : WM_types.hh
NC_WORLD : WM_types.hh
ND_ANIMCHAN : WM_types.hh
ND_ANIMPLAY : WM_types.hh
ND_ASSET_CATALOGS : WM_types.hh
ND_ASSET_LIST : WM_types.hh
ND_ASSET_LIST_PREVIEW : WM_types.hh
ND_ASSET_LIST_READING : WM_types.hh
ND_BONE_ACTIVE : WM_types.hh
ND_BONE_COLLECTION : WM_types.hh
ND_BONE_SELECT : WM_types.hh
ND_COMPO_RESULT : WM_types.hh
ND_CONSTRAINT : WM_types.hh
ND_CURSOR : WM_types.hh
ND_DATA : WM_types.hh
ND_DATACHANGED : WM_types.hh
ND_DISPLAY : WM_types.hh
ND_DRAW : WM_types.hh
ND_DRAW_ANIMVIZ : WM_types.hh
ND_DRAW_RENDER_VIEWPORT : WM_types.hh
ND_FCURVES_ORDER : WM_types.hh
ND_FILEREAD : WM_types.hh
ND_FILESAVE : WM_types.hh
ND_FRAME : WM_types.hh
ND_FRAME_RANGE : WM_types.hh
ND_GPENCIL : WM_types.hh
ND_GPENCIL_EDITMODE : WM_types.hh
ND_HISTORY : WM_types.hh
ND_JOB : WM_types.hh
ND_KEYFRAME : WM_types.hh
ND_KEYFRAME_PROP : WM_types.hh
ND_KEYINGSET : WM_types.hh
ND_KEYS : WM_types.hh
ND_LAYER : WM_types.hh
ND_LAYER_CONTENT : WM_types.hh
ND_LAYOUTBROWSE : WM_types.hh
ND_LAYOUTDELETE : WM_types.hh
ND_LAYOUTSET : WM_types.hh
ND_LIB_OVERRIDE_CHANGED : WM_types.hh
ND_LIGHTING : WM_types.hh
ND_LIGHTING_DRAW : WM_types.hh
ND_LOD : WM_types.hh
ND_MARKERS : WM_types.hh
ND_MODE : WM_types.hh
ND_MODIFIER : WM_types.hh
ND_NLA : WM_types.hh
ND_NLA_ACTCHANGE : WM_types.hh
ND_NLA_ORDER : WM_types.hh
ND_NODE_ASSET_DATA : WM_types.hh
ND_NODE_GIZMO : WM_types.hh
ND_NODES : WM_types.hh
ND_OB_ACTIVE : WM_types.hh
ND_OB_RENDER : WM_types.hh
ND_OB_SELECT : WM_types.hh
ND_OB_SHADING : WM_types.hh
ND_OB_VISIBLE : WM_types.hh
ND_PARENT : WM_types.hh
ND_PARTICLE : WM_types.hh
ND_POINTCACHE : WM_types.hh
ND_POSE : WM_types.hh
ND_REGIONS_ASSET_SHELF : WM_types.hh
ND_RENDER_OPTIONS : WM_types.hh
ND_RENDER_RESULT : WM_types.hh
ND_SCENEBROWSE : WM_types.hh
ND_SELECT : WM_types.hh
ND_SEQUENCER : WM_types.hh
ND_SHADERFX : WM_types.hh
ND_SHADING : WM_types.hh
ND_SHADING_DRAW : WM_types.hh
ND_SHADING_LINKS : WM_types.hh
ND_SHADING_PREVIEW : WM_types.hh
ND_SKETCH : WM_types.hh
ND_SPACE_ASSET_PARAMS : WM_types.hh
ND_SPACE_CHANGED : WM_types.hh
ND_SPACE_CLIP : WM_types.hh
ND_SPACE_CONSOLE : WM_types.hh
ND_SPACE_DOPESHEET : WM_types.hh
ND_SPACE_FILE_LIST : WM_types.hh
ND_SPACE_FILE_PARAMS : WM_types.hh
ND_SPACE_FILE_PREVIEW : WM_types.hh
ND_SPACE_GRAPH : WM_types.hh
ND_SPACE_IMAGE : WM_types.hh
ND_SPACE_INFO : WM_types.hh
ND_SPACE_INFO_REPORT : WM_types.hh
ND_SPACE_NLA : WM_types.hh
ND_SPACE_NODE : WM_types.hh
ND_SPACE_NODE_VIEW : WM_types.hh
ND_SPACE_OUTLINER : WM_types.hh
ND_SPACE_PROPERTIES : WM_types.hh
ND_SPACE_SEQUENCER : WM_types.hh
ND_SPACE_SPREADSHEET : WM_types.hh
ND_SPACE_TEXT : WM_types.hh
ND_SPACE_TIME : WM_types.hh
ND_SPACE_VIEW3D : WM_types.hh
ND_TOOLSETTINGS : WM_types.hh
ND_TRANSFORM : WM_types.hh
ND_UNDO : WM_types.hh
ND_VERTEX_GROUP : WM_types.hh
ND_WORKSPACE_DELETE : WM_types.hh
ND_WORKSPACE_SET : WM_types.hh
ND_WORLD : WM_types.hh
ND_WORLD_DRAW : WM_types.hh
ND_XR_DATA_CHANGED : WM_types.hh
NDOF_PIXELS_PER_SECOND : DNA_userdef_types.h
NEIGHBOR_MARGIN_i0 : hair_volume.cc
NEIGHBOR_MARGIN_i1 : hair_volume.cc
NEIGHBOR_MARGIN_j0 : hair_volume.cc
NEIGHBOR_MARGIN_j1 : hair_volume.cc
NEIGHBOR_MARGIN_k0 : hair_volume.cc
NEIGHBOR_MARGIN_k1 : hair_volume.cc
NEIGHBORING_FACE_IS_SEL : uvedit_select.cc
NESTED_ID_NASTY_WORKAROUND : deg_eval_copy_on_write.cc
NEXT_CHAR : bmesh_operators.cc
NEXTRAND : btSoftBody.cpp, btSoftBody.h
NL : deg_debug_stats_gnuplot.cc
NLA_FMODIFIER_PANEL_PREFIX : nla_buttons.cc
NLASTRIP_MIN_LEN_THRESH : BKE_nla.hh
NLATRACK_FIRST_TOP : ED_anim_api.hh
NLATRACK_HEIGHT : ED_anim_api.hh
NLATRACK_NAMEWIDTH : ED_anim_api.hh
NLATRACK_SKIP : ED_anim_api.hh
NLATRACK_STEP : ED_anim_api.hh
NLATRACK_TOT_HEIGHT : ED_anim_api.hh
NO_AA : interface_widgets.cc
NO_ACTIVE_LAYER : sculpt_undo.cc
NO_EDGE : extract_mesh_ibo_lines_adjacency.cc
NO_VIRTUAL_INTERFACE : btSimplexSolverInterface.h
NOD_inline_enum_accessors : NOD_rna_define.hh
NOD_REGISTER_NODE : NOD_register.hh
NOD_storage_enum_accessors : NOD_rna_define.hh
NODE : BLI_heap_simple.c
NODE_ABSTRACT_DECLARE : node_type.h
NODE_ABSTRACT_DEFINE : node_type.h
NODE_AS_CO : bmesh_edgeloop.cc
NODE_AS_V : bmesh_edgeloop.cc
NODE_CLASS_ATTRIBUTE : BKE_node.hh
NODE_CLASS_CONVERTER : BKE_node.hh
NODE_CLASS_DISTORT : BKE_node.hh
NODE_CLASS_GEOMETRY : BKE_node.hh
NODE_CLASS_GROUP : BKE_node.hh
NODE_CLASS_INPUT : BKE_node.hh
NODE_CLASS_INTERFACE : BKE_node.hh
NODE_CLASS_LAYOUT : BKE_node.hh
NODE_CLASS_MATTE : BKE_node.hh
NODE_CLASS_OP_COLOR : BKE_node.hh
NODE_CLASS_OP_FILTER : BKE_node.hh
NODE_CLASS_OP_VECTOR : BKE_node.hh
NODE_CLASS_OUTPUT : BKE_node.hh
NODE_CLASS_PATTERN : BKE_node.hh
NODE_CLASS_SCRIPT : BKE_node.hh
NODE_CLASS_SHADER : BKE_node.hh
NODE_CLASS_TEXTURE : BKE_node.hh
NODE_CUSTOM : BKE_node.hh
NODE_CUSTOM_GROUP : BKE_node.hh
NODE_DECLARE : node_type.h
NODE_DEFINE : node_type.h
NODE_DY : node_intern.hh
NODE_DYS : node_intern.hh
NODE_EDGE_PAN_DELAY : ED_node_c.hh
NODE_EDGE_PAN_INSIDE_PAD : ED_node_c.hh
NODE_EDGE_PAN_MAX_SPEED : ED_node_c.hh
NODE_EDGE_PAN_OUTSIDE_PAD : ED_node_c.hh
NODE_EDGE_PAN_SPEED_RAMP : ED_node_c.hh
NODE_EDGE_PAN_ZOOM_INFLUENCE : ED_node_c.hh
NODE_FRAME : BKE_node.hh
NODE_FRAME_MARGIN : node_draw.cc
NODE_GRID_STEP_SIZE : ED_node_c.hh
NODE_GROUP : BKE_node.hh
NODE_GROUP_INPUT : BKE_node.hh
NODE_GROUP_OUTPUT : BKE_node.hh
NODE_HEADER_ICON_SIZE : node_draw.cc
NODE_HEIGHT : node_intern.hh
NODE_INPUT_DEFAULT_VALUE : DNA_node_tree_interface_types.h
NODE_INSOFS_ANIM_DURATION : node_relationships.cc
NODE_INSTANCE_HASH_ITER : BKE_node.hh
NODE_INTERSECT : local.h, shadow_all.h, traversal.h, kernel/bvh/volume.h, volume_all.h
NODE_ITEM_SPACING_Y : node_intern.hh
NODE_LINK_RESOL : node_intern.hh
NODE_MARGIN_X : node_intern.hh
NODE_MAXSTR : DNA_node_types.h
NODE_MULTI_INPUT_LINK_GAP : node_intern.hh
NODE_REROUTE : BKE_node.hh
NODE_RESIZE_MARGIN : node_intern.hh
NODE_SHADER_MATERIALX_BEGIN : node_parser.h, node_shader_util.hh
NODE_SHADER_MATERIALX_END : node_parser.h, node_shader_util.hh
NODE_SOCK_OUTLINE_SCALE : node_intern.hh
NODE_SOCKET_API : graph/node.h
NODE_SOCKET_API_ARRAY : graph/node.h
NODE_SOCKET_API_BASE : graph/node.h
NODE_SOCKET_API_BASE_METHODS : graph/node.h
NODE_SOCKET_API_STRUCT_MEMBER : graph/node.h
NODE_SOCKET_TYPES_BEGIN : BKE_node.hh
NODE_SOCKET_TYPES_END : BKE_node.hh
NODE_SOCKSIZE : node_intern.hh
NODE_SOCKSIZE_DRAW_MULIPLIER : node_intern.hh
NODE_STEP_NEXT : BLI_mempool.c
NODE_STEP_PREV : BLI_mempool.c
NODE_STORAGE_FUNCS : BKE_node.hh
NODE_TEST_NEAREST : kdtree_impl.h
NODE_TREE_SCALE_SMALL : node_draw.cc
NODE_TREE_TYPES_BEGIN : BKE_node.hh
NODE_TREE_TYPES_END : BKE_node.hh
NODE_TYPES_BEGIN : BKE_node.hh
NODE_TYPES_END : BKE_node.hh
NODE_UNDEFINED : BKE_node.hh
NODE_WIDTH : node_intern.hh
NODELINK_GROUP_SIZE : drawnode.cc
NOGDI : atomic_ops_msvc.h
NOISE_FBM : node_noise.h
NOISE_HETERO_TERRAIN : node_noise.h
NOISE_HYBRID_MULTI_FRACTAL : node_noise.h
NOISE_MULTI_FRACTAL : node_noise.h
NOISE_RIDGED_MULTI_FRACTAL : node_noise.h
NOMINMAX : BLI_winstuff.h, BLI_winstuff_com.hh, atomic_ops_msvc.h, GHOST_SystemWin32.hh
NOR_AND_FLAG_ACTIVE : extract_mesh_vbo_fdots_nor.cc
NOR_AND_FLAG_DEFAULT : extract_mesh_vbo_fdots_nor.cc
NOR_AND_FLAG_HIDDEN : extract_mesh_vbo_fdots_nor.cc
NOR_AND_FLAG_SELECT : extract_mesh_vbo_fdots_nor.cc
NORM_XFORM_2X2 : gim_linear_math.h
NormAdd : CCGSubSurf_intern.h
NORMAL_CONTACT_AVERAGE : btContactProcessingStructs.h, gim_contact.h
NORMALIZE : BLI_path_utils_test.cc
NormCopy : CCGSubSurf_intern.h
NormZero : CCGSubSurf_intern.h
NOT_CLIPPED : BlenderFileLoader.cpp
NOT_FOUND : dynamicpaint.cc
NOT_IN_FRONT : overlay_private.hh
NOT_NULL : interface_ops.cc
NOT_RNA_NULL : interface_ops.cc
NOT_YET_IMPLEMENTED : vk_common.hh
NOTE_ACTION : WM_types.hh
NOTE_CATEGORY : WM_types.hh
NOTE_CATEGORY_TAG_CLEARED : WM_types.hh
NOTE_DATA : WM_types.hh
NOTE_SUBTYPE : WM_types.hh
NS_EDITMODE_ARMATURE : WM_types.hh
NS_EDITMODE_CURVE : WM_types.hh
NS_EDITMODE_CURVES : WM_types.hh
NS_EDITMODE_GREASE_PENCIL : WM_types.hh
NS_EDITMODE_LATTICE : WM_types.hh
NS_EDITMODE_MBALL : WM_types.hh
NS_EDITMODE_MESH : WM_types.hh
NS_EDITMODE_POINT_CLOUD : WM_types.hh
NS_EDITMODE_SURFACE : WM_types.hh
NS_EDITMODE_TEXT : WM_types.hh
NS_LAYER_COLLECTION : WM_types.hh
NS_MODE_OBJECT : WM_types.hh
NS_MODE_PARTICLE : WM_types.hh
NS_MODE_POSE : WM_types.hh
NS_VIEW3D_GPU : WM_types.hh
NS_VIEW3D_SHADING : WM_types.hh
NSEGMENTS : draw_cache.cc
NULL : device/metal/compat.h
NULL_ATTACHMENT_COLOR : GPU_framebuffer.hh
NULL_BVHTreeFromMesh : BKE_shrinkwrap.hh
NULL_BVHTreeNearest : BKE_shrinkwrap.hh
NULL_BVHTreeRayHit : BKE_shrinkwrap.hh
NULL_LOAD_STORE : GPU_framebuffer.hh
NULL_ShrinkwrapCalcData : BKE_shrinkwrap.hh
NULL_UNIT : unit.cc
NUM_AXES : Projections.h
NUM_BLOCKS : memtest.c
NUM_BUT_PADDING_FACTOR : interface_widgets.cc
NUM_CACHED_INVERSE_POWERS_OF_WEIGHT : MOD_weighted_normal.cc
NUM_LEGACY_SOCKETS : node_composite_image.cc
NUM_MAX_ELEMENTS : ED_numinput.hh
NUM_MODAL_INCREMENT_DOWN : ED_numinput.hh
NUM_MODAL_INCREMENT_UP : ED_numinput.hh
NUM_STR_REP_LEN : ED_numinput.hh
NUM_SUBDIVISIONS_MAX : MOD_skin.cc
NUM_TAB_SOBOL_DIMENSIONS : kernel/types.h
NUM_TAB_SOBOL_PATTERNS : kernel/types.h
NUM_UNITSPHERE_POINTS : btShapeHull.cpp, btMinkowskiPenetrationDepthSolver.cpp
NUM_UNITSPHERE_POINTS_HIGHRES : btShapeHull.cpp
NUM_VALUE_KINDS : editmesh_bevel.cc