libspeexdsp: fix typos in comments

Author: tmatth

libspeexdsp/jitter.c

@@ -211,7 +211,7 @@ static spx_int16_t compute_opt_delay(JitterBuffer *jitter)
       int j;
       int next=-1;
       int latest = 32767;
-      /* Pick latest amoung all sub-windows */
+      /* Pick latest among all sub-windows */
       for (j=0;j<MAX_BUFFERS;j++)
       {
          if (pos[j] < tb[j].filled && tb[j].timing[pos[j]] < latest)

libspeexdsp/kiss_fft.c

@@ -23,7 +23,7 @@ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 #include "os_support.h"
 
 /* The guts header contains all the multiplication and addition macros that are defined for
- fixed or floating point complex numbers.  It also delares the kf_ internal functions.
+ fixed or floating point complex numbers.  It also declares the kf_ internal functions.
  */
 
 static void kf_bfly2(

libspeexdsp/resample.c

@@ -104,7 +104,7 @@ static void speex_free(void *ptr) {free(ptr);}
 #include "resample_neon.h"
 #endif
 
-/* Numer of elements to allocate on the stack */
+/* Number of elements to allocate on the stack */
 #ifdef VAR_ARRAYS
 #define FIXED_STACK_ALLOC 8192
 #else