Defined in 2 files as a macro:

• include/linux/ctype.h, line 28 (as a macro)
• tools/include/linux/ctype.h, line 28 (as a macro)

Defined in 1 files as a function:

• tools/include/nolibc/ctype.h, line 43 (as a function)

Referenced in 8 files:

• drivers/gpu/drm/drm_ioctl.c, line 552
• drivers/platform/x86/msi-ec.c, line 1329
• lib/zlib_deflate/deftree.c
  • line 472
  • line 981
• scripts/kconfig/nconf.c, line 1018
• scripts/kconfig/nconf.gui.c, line 446
• tools/include/nolibc/ctype.h, line 96
• tools/tracing/latency/latency-collector.c
  • line 1258
  • line 1265
• usr/gen_init_cpio.c
  • line 475
  • line 498