Fix use of undefined pp-token #errror, other typos.

libs/libc/misc/lib_ncompress.c

@@ -97,11 +97,11 @@
        /* Defines for third byte of header */
 #define MAGIC_1  (char_type)'\037'      /* First byte of compressed file */
 #define MAGIC_2  (char_type)'\235'      /* Second byte of compressed file */
-#define BIT_MASK 0x1f           /* Mask for 'number of compresssion bits' */
+#define BIT_MASK 0x1f           /* Mask for 'number of compression bits' */
          /* Masks 0x20 and 0x40 are free.  */
          /* I think 0x20 should mean that there is */
          /* a fourth header byte (for expansion).  */
-#define BLOCK_MODE 0x80         /* Block compresssion if table is full and */
+#define BLOCK_MODE 0x80         /* Block compression if table is full and */
          /* compression rate is dropping flush tables */
 
    /* the next two codes should not be changed lightly, as they must not */

libs/libc/stdio/lib_ferror.c

@@ -54,8 +54,8 @@
  * Name: ferror
  *
  * Description:
- *   This function will test if the last operation resulted in an eror.  This
- *   is used to disambiguate EOF and error conditions.
+ *   This function will test if the last operation resulted in an error.
+ *   This is used to disambiguate EOF and error conditions.
  *
  * Returned Value:
  *   A non-zero value is returned to indicate the error condition.

libs/libc/string/Kconfig

@@ -68,7 +68,7 @@ config MEMCPY_64BIT
 	bool "64-bit memcpy()"
 	default n
 	---help---
-		Compiles memcpy() for architectures that suppport 64-bit operations
+		Compiles memcpy() for architectures that support 64-bit operations
 		efficiently.
 
 endif # MEMCPY_VIK
@@ -86,7 +86,7 @@ config MEMSET_64BIT
 	default n
 	depends on MEMSET_OPTSPEED
 	---help---
-		Compiles memset() for architectures that suppport 64-bit operations
+		Compiles memset() for architectures that support 64-bit operations
 		efficiently.
 
 endmenu # memcpy/memset Options

libs/libc/zoneinfo/README.txt

@@ -120,7 +120,7 @@ Sample Code to Mount the ROMFS Filesystem
  ****************************************************************************/
 
 #ifndef CONFIG_LIBC_TZDIR
-#  errror CONFIG_LIBC_TZDIR is not defined
+#  error CONFIG_LIBC_TZDIR is not defined
 #endif
 
 #ifdef CONFIG_DISABLE_MOUNTPOINT

libs/libdsp/lib_motor.c

@@ -60,7 +60,7 @@
  *  Initialize open-loop data
  *
  * Input Parameters:
- *   op  - (in/out) pointer to the openlooop data structure
+ *   op  - (in/out) pointer to the openloop data structure
  *   max - (in) maximum openloop speed
  *   per - (in) period of the open-loop control
  *
@@ -126,7 +126,7 @@ void motor_openloop(FAR struct openloop_data_s *op, float speed, float dir)
 
   op->angle += phase_step;
 
-  /* Normalize the open-looop angle to 0.0 - 2PI range */
+  /* Normalize the open-loop angle to 0.0 - 2PI range */
 
   angle_norm_2pi(&op->angle, MOTOR_ANGLE_E_MIN, MOTOR_ANGLE_E_MAX);
 }

libs/libdsp/lib_observer.c

@@ -287,7 +287,7 @@ void motor_observer_smo(FAR struct motor_observer_s *o, FAR ab_frame_t *i_ab,
   i_est->a = smo->F_gain * i_est->a + smo->G_gain * (v_err->a - z->a);
   i_est->b = smo->F_gain * i_est->b + smo->G_gain * (v_err->b - z->b);
 
-  /* Get motor current errror */
+  /* Get motor current error */
 
   i_err->a = i_ab->a - i_est->a;
   i_err->b = i_ab->b - i_est->b;

libs/libxx/Kconfig

@@ -51,7 +51,7 @@ config LIBCXX
 if LIBCXX
 
 config LIBCXX_EXCEPTION
-	bool "Enable Exception Suppport"
+	bool "Enable Exception Support"
 	default y
 	select CXX_EXCEPTION
 
@@ -78,7 +78,7 @@ config UCLIBCXX
 if UCLIBCXX
 
 config UCLIBCXX_EXCEPTION
-	bool "Enable Exception Suppport"
+	bool "Enable Exception Support"
 	default y
 	select CXX_EXCEPTION