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 46 (as a function)

Referenced in 9 files:

• drivers/gpu/drm/drm_ioctl.c, line 571
• drivers/platform/x86/msi-ec.c, line 1412
• fs/binfmt_misc.c, line 1338
• lib/zlib_deflate/deftree.c
  • line 472
  • line 981
• scripts/kconfig/nconf.c, line 1021
• scripts/kconfig/nconf.gui.c, line 445
• tools/include/nolibc/ctype.h, line 99
• tools/tracing/latency/latency-collector.c
  • line 1258
  • line 1265
• usr/gen_init_cpio.c
  • line 536
  • line 559